Eta 7750 vs 7751 forum 50: Buy part. When a company like Mido says they have a movement "based upon the Valjoux 7753", they mean it IS a 7753 (since Mido aren't movement manufacturers themselves), and it maybe has a Mar 5, 2022 · ETA radi ekskluzivno za njih dok npr. Forum members on all forums are a tiny portion of Apr 21, 2023 · The venerable and humble Valjoux 7750 is the widespread beating heart of many self-winding-chronograph watches. Jul 7, 2023 · The Valjoux 7750 Today. As a result of groundbreaking engineering, it has proven to be an immortal movement that is easy to service, reliable, accurate, universally sized, heavily modifiable, and even cloned by movement manufacturer Sellita to make the SW-500 (to meet the demand for non-ETA exclusive May 24, 2024 · The ETA Valjoux 7750 chronograph movement is well-known in the world of watchmaking for being tough, reliable, and versatile. Feb 25, 2017 · the movements as pictured on ebay do look slightly different as the Yema valjoux has some little plastic piece but the ETA doesnt (I think its now a metal piece). Watchmaking. The main differences between them (apart from the 5100 having central minutes) are: Open this page for more information on the ETA 7750 Watch Movement. 9mm vs. 00 Tissot PRS 516 Automatic Chrongraph Silver Found in the Hamilton Pan Europ limited edition watch, this caliber H31 is a variation of the ETA/Valjoux 7750. The date is displayed through a centrally-mounted hand; day and month through discs at 12:00. That means it displays the month, day, date and phase of the moon—but makes no special corrections for which months have fewer than 31 days. Good question, I wondered the same thing myself just a few months back. 2016 Modifications comparées aux versions Änderungen Mar 24, 2015 · As the title says I'm looking for a watch with a Valjoux 7751 movement similar to my hamilton khaki 7750 chrono. It's a watch to enjoy, not just something to strap on and forget. certified - thus I am led to believe it's an average quality movement with decent accuracy, but not more. The DD modules are built very nicely and are of very high quality, using them is NOT a means of cutting costs. 00 Tissot Couturier Chronograph Automatic 7750 Rose T044. H-21- 60 sati 7750- 42 sata Evo karakteristika H-21 Movement: Automatic, Hamilton H21 (base ETA Valjoux 7750), Swiss Made Number of jewels: 30 Movement frequency: 28,800 vph Power reserve: 60 hours Mar 18, 2018 · Novelty: ETA 7751. All our Cases will be delivered assembled, that we can make the water resistant test by ISO 2281 (DIN 8310). So I regard Sellita's clones as just as reliable and having the same build quality and performance as the ETA originals. Mar 30, 2010 · Nothing wrong at all with the ETA/Valjoux 7750. Mainspring for ETA / VALJOUX 7750 7751 7753 7754 AUTOMATIC Hands to Fit Valjoux 7750 and ETA 7750 Hour Sizes 1. Dec 4, 2024 · The SW500 (ETA 7750) comes in manual and automatic versions with just about every possible subdial configuration and with 1, 2, or 3 pusher configurations. I agree that the 7750 is one of the hardest movements to work on, primarily due to the fact that unlike its ETA counterparts, it is built to be a chronograph from the ground up, as opposed to having a chronograph module added to the base mechanism. Specs: ETA 7750 17 Jewel Automatic Chronograph Dia - 30mm Height - 7. A. Main Forums. For purposes of comparison, I am using SCWF member MWadner's (Mike) recently serviced 76 6138-0030 Kakume with cal 6138B movement. First introduced in 1974, the 7750 was Valjoux’ answer to the Zenith El Primero automatic movement. The Valjoux 7750 and its derivatives like the 7751 and 7753 are Automatic, 28800 bph, cam controlled chronographs, while the 7760/65 are the same but without the automatic mechanism. A great read. As regards the Chinese-built 28,800bph 7750-clone, there are 2 possibilities; Shanghai or Liaoning. Tags The Fora platform includes forum software by XenForo. 00mm) Thickness 7. Another well-known variation is the ETA 7754, which is basically an ETA 7750 with an additional GMT hand. Mainspring for ETA / VALJOUX 7750 7751 7753 7754 AUTOMATIC Feb 19, 2012 · ETA/Valjoux 7750 automatic movement The Valjoux 7750[9] a/k/a ETA 7750 is a widely used chronograph (stop watch) movement operated by cams integrated into the movement. 7750 vs 7753: The 7750 and 7753 are very similar. ETA 7750, 7751, 7753, 7754, 7760, 7765. Do not confuse it with trash. S. Public Forum. I didn't know the 7750 (like the 2892) is not available standard grade, but begins at elabore, adj. Screw Down Crown And Case Tube FOR Forum Watch MOVEMENT ETA VALJOUX 7751. May 23, 2013 · A great number of chronos use the ETA 7750 movement these days and I was under the impression that it would be a budget movement that offers acceptable accuracy but nothing to get excited about. (Valjoux was bought by ETA some time ago, new 7750s are no longer marked "Val 7750" but "ETA 7750. Mar 6, 2011 · Interesting. movements with complications like the 7751. Jump to Latest May 9, 2010 · Hi Nick, Thank you for the prompt reply. I am finding that a lot of lower end watches from the higher end companies are using the Valjoux/ETA movements to have a product in the middle market of watch sales. 21. Sep 26, 2012 · However, unlike ETA's 3-hand movements the 7750 has virtually no competition at the bottom end of its price range. 40 mm (For more information please click on picture) May 14, 2019 · Can't comment on Tudor really, but I have one Tissot PRC100 with a Valjoux 7750 and an Omega Mark 40th with a cal 1151 (a 7751 really) and got no complains. The Zenith El Primero has a high beat movement, if I'm not mistaken. Dec 2, 2024 · ETA VALJOUX 7750 FAMILY. 20 mm, the hour hand hole is 2. The ETA caliber 7754 is an automatic chronograph watch movement. This Swiss made automatic movement has 27 jewels and an upgraded power reserve of 60 hours. This is what I just pulled from Web. The ETA 7751, in turn, comes with a month and moon phase indicator. 20/2. Thanks in advance. 42mm / polished + brushed 7939-03PME €330. Then I stumbled on the fact that Omega also got a version of this ETA Aug 23, 2016 · Manufacturer ETA / Valjoux Caliber Number 7750 Based On Valjoux 7733 (manual wind) Movement Type Automatic Jewels 25 (see below) Lignes 13. Valjoux was a part of ETA before and the caliber 7750 they built is still a highly esteemed movement for its robustness and reliability; so much that the majority of mid-range mechanical chronograph watches in the market today keeps on using it. Watches using this caliber: Astromat Longitude, Chronomat Longitude. Public Forum Opinion on a ETA 7751 Piece - New Vs 2nd Hand? Opinion on a ETA 7751 Piece - New Vs 2nd Hand? Jump to Latest Re: ETA 2894 vs Valjoux 7750 - Watch Professor - Fri, 26 February 2010 12:40 (1112 clicks) Personally, I vastly prefer the 2894 because it lacks the 7750's notorius "wobble". org. Dec 20, 2011 · Main Forums. Base Movement: ETA Valjoux 7750. Stable than most Shanghai 3135 clones. (28,800bph, 27 jewels) I've read that the 2894 is more expensive but its not a true chronograph and the 7750 is does that make a difference? T035. There are poor quality movement makers and there are high quality movement makers. O. And what could be also is that ETA availability has been greatly reduced but Sinn does not want to be too obviously depending on Sellita only hence the slightly different regulator screw: Feb 23, 2012 · Think of it as any rep of a watch that on the gen uses an ETA 7753 is using a bastardized 7750. The ETA 7750 on reps are usually old stock with some parts changed. I agree with the others, movements are basically the same Brand ETA / Valjoux Caliber Number 7751 Base Caliber ETA 7750 Movement Type Automatic Diameter 13 1/4”’ (30. Is the 2824 with additional DD module still `easy` to service Movement 1 Basic ETA 2824-2 Swiss Made, automatic with Modul from Dubois Dépraz DD 2030. thoughts? thank you, For ETA 7750 7751 7753 Watch Movement Holder Watchmaker Repair Tool Screw Down Crown And Case Tube FOR Forum Watch MOVEMENT ETA VALJOUX 7751. Feb 24, 2008 · Public Forum. Bergeon’s general number is 31081, but you may need a special version (31081-EX-7750) for adjusting 7750 base movements. 8407/VAL 7751: Buy part. ETA 2892-A2 vs Valjoux 7750. The 7750 is an excellent movement. One is the original, the other a clone. Come join the discussion about watch collections, displays, watch winders, accessories, classifieds, and more! We welcome all manufacturers including Casio G-Shock, OMEGA, Rolex, Breitling, Rolex and Tudor, Seiko, Grand Seiko and others. 00, same for 7751, 7753 and rest of 7750 series mvts. With the advent of the Valjoux 7750, the column wheel was abandoned for a three (3) plane cam system. It also mentions that the 7750 can be a little noisy. The tools are made for adjusting the regulator pin and stud without potentially damaging the hairspring. The ETA 2894 on the other hand measures no more than 6. Since it was first introduced in the early 1970s, it has gained a strong reputation for being accurate and long-lasting, which has made it a favourite chronograph calibre among both watchmakers and enthusiasts. 16. ETA 7750/7751 interchangability. From there on Caliber 7750, now belonging to what was referred to as ETA/Valjoux or simply ETA, would play a vital role in the fame and fortune of quite a few esteemed brands. A break—sort of—from SAWTA prep, featuring my favorite complication. Jump to Latest Follow 1 - 3 of 3 Posts. Full-calendar chronograph movement based on ETA / Valjoux 7751, introduced around 1986. As of 2/27/20, the official ETA website lists this caliber as unavailable. It is large and thick, but those things contribute to it's robust and reliable nature. Features The 7750 is a self-winding chronograph movement with 25 jewels , ball-bearing rotor , unidirectional winding, 1/8-seconds counter, 30-minutes counter, 12-hours counter, 28. 211, a fifteen-jewel, 3Hz movement with a 46 hour power reserve. But perhaps none of these contemporary movements is as popular as the Valjoux 7750. This shows the same strategy as what the group has done with the Powermatic 80 Aug 27, 2021 · A forum community dedicated to watch owners and enthusiasts. The easiest way to spot a Lemania 5100 vs a ETA 7750 is the top dial. Downloads. 125s precision on the chrono. Taking out the Stem Different movements have different paths for taking out the stem, in the case of the 775X family, it is enough to keep the watch stem at the 0th May 3, 2021 · Hope this question is in the right place. ") The 7750 series consist of the standard 7750, the month, day, date, 24 hour, moon phase 7751, the horizontal tri-compax 7753, and few others that are seldom seen. Mar 16, 2010 · That's true of any 7750, whether it's made by ETA, Shanghai or Liaoning. Oct 25, 2017 · There are many videos and such showing ETA-2824-2 vs Asian clones and SW200 (I believe this is the equivalent Sellita), and they all run nicely. Apr 6, 2008 · Great article. 051. The 7750 is one of the most used chrono movements ever. As far as I can tell, the Chinese did not bother to give it a name and it is referred to on forums as the Asian 7750. 18 mm Jun 25, 2010 · Here might be an alternative for those interested in a Gen SWISS ETA Chrono movt with a 7750 dial layout but are on a budget ETA Caliber C01. Chronograph subdial counters located at 6:00, 9:00 (small seconds location), 12:00; Day/Date at 3:00; 7753. 3) overall resistance to change by Watch Community 4) selita as sub to ETA for mods to 7750 so they are quite capable of making their own. Introduced a few years ago, the A05 is an upgrade of the 7750 that features, in particular, a beefed-up power reserve of 68 hours versus 48 to 54 hours previously, on a traditional Valjoux architecture. But the 1152 is a date only movement, so if you want the day and date, you would have to add the parts for the day indicator. May 15, 2019 · In my experience the 7750 is robust, accurate, and very reliable - to me those are very much attributes of a high quality movement. BALL BEARING FOR ROTOR. The traditional mechanism used in the chronograph is known as the Column Wheel. Both offer several complication variants (e. This movt can be had for as little as $237-260. People who know watches can usually tell a Valjoux 7750-powered watch just by holding it. 031. I highly suggest picking up a copy. You will see links to the Sweep and Register hands at the bottom of the page. I disassembled it following the instructions of Eta’s Swisslab online tool. VerticalScope Inc Jun 20, 2022 · ストックのCal. 36. Butin no circumstances we accept bargain for prize reduction. Launched in 2012, the Sellita SW500 is essentially the ETA black classic dials for ETA 7750 Diameter: 30. Chronograph Dials Valjoux - ETA 7750 Oct 18, 2016 · The 7750 is the most used chrono movement with a long, long history. Unlike the Speedmaster reduced with a Dubois-Depraz add-on, the Valjoux is a movement with a chronograph as part of its original design. Chronograph subdials are at 3:00, 6:00, 9:00 (small seconds location Nov 10, 2018 · There are actually two Chinese manufacturers of 7750-clone movements; Shanghai and Liaoning Peacock. And yet people still want them because it's mechanical. I'd have no qualms about buying a piece with an SW500 over a 7750. ;-) * So many watches and The Fora platform includes forum software by XenForo. Jul 22, 2006 · A 7750 is a 7750 they are all basically the sameexcept for as follows All 7750 Asian models are advertized by the dealers as 7750's, when in fact there is only one true 7750, that is one with subdials at 6-9-12, anything else is NOT a 7750ie a 188/196 is NOT a 7750, the layout is that of a 7753I stress layout, the movement is a basterdized 7750 and no where near the design of a ETA Dec 18, 2013 · 250 - Single-button Chronograph, base ETA 7750, used on the Trainmaster series 293 (now RR1202) - UMT, dual 12 hour hands + Date warning system, base ETA 2893 , used on the Trainmaster series 350 (now RR1403) - Single-button Chronograph + Linear Triple Date, base ETA 7750 , used on the Trainmaster series I found a new ETA Valjoux 7750 on eBay for $300, though having just destroyed a pricey movement, thought I should maybe practice on a $100 Shanghai 3LZF2 which is also a Valjoux 7750 clone sold on AliExpress. In addition to a chronograph, the ETA 7750 boasts a day and date display. Jewels : 49 Jewels Movement 2 ETA Valjoux 7750 élaboré, Swiss Made, automatic Jewels: 25 jewels Oct 3, 2012 · The 2824 and 7750 share a common design philosophy of being designed more for function than looks, and they're both relatively thick. I'm not too familiar with automatic watches, but online it says a deviation of up to 30-40s/day is acceptable. Joined Jun 3, 2019 · ETA 7750 Family Overview The ETA (formerly Valjoux) 7750 is a robust and reliable automatic movement with an integrated cam-operated chronograph function. Jul 22, 2017 · 1) ETA announcing new Swatch only sales policy 2) Invicta saying Valjoux but actually using Selita scandal. ETA 7750の存在なしには語れず、また、同作なしではその後の機械式クロノグラフブームはなかっただろう。 May 21, 2010 · Main Forums. Opens in a new window or tab. The QC on this is not different to QC for a A7750. kalibar 3330 je baza ETA 7753 ali potpuno dorađena, taj mehanizam ETA još ekskluzivno proizvodi i za Longines nazvan L 688. So my question comes in two parts: 1) What are the competitors for the Valjoux 7750 in the low end of their spectrum? The ONLY other movement I can think of for around USD $1000 is the Seagull ST1901/05. It all started from the Valjoux 7750; an integrated cam-operated, automatic chronograph movement. As patent protection rights lapsed for some of ETA’s older movements, Sellita has filled the gap in the market by producing clones of ETA movements. Servicing of the module is not anymore difficult than an integrated chronograph. You can’t really mess up a well designed movement, if it’s machined right, polished up nicely, assembled and lubricated as per the original. Sep 22, 2010 · Invicta Sapphire Ghost Skeletonized ETA 2824-2 Model 2701 Citizen Promaster Titanium AS4050-51E Radio Control Eco-Drive (Ultimate Nighthawk) **GRAIL STATUS** Invicta SubAqua Noma III 4550 ETA 7751 **GRAIL STATUS** Citizen Skyhawk AT Black Stainless Steel **GRAIL STATUS** Citizen Skyhawk Stainless Steel Casio G-Shock GW-1300A Solar Atomic Jun 18, 2021 · Do you know how Longines was able to move 3-6-12 sub-dial position of 7750 to 3-6-9? As far as I know you cannot change the sub-dial position of 7750. The DD modules are miserable to service. VerticalScope Inc. 3. If the DD chronograph module is out of spec, then Omega's service manual requires replacement. Jan 18, 2010 · B20 -- ETA Valjoux 7750. Both are about the same size - 39mm. Watch eta 7751 Technical Communication (80 pages) Page 32 13 ¼´´´ ETA 7750 CT 7750 FDE 465595 14 23. 20 mm. There is a reason that the 7750 is so ubiquitous, and it's because it's a proven performer. But in the meantime ETA has also diverged from those old 2824/2892/7750 designs. People are saying that the ETA 2894 is not a true chronograph movement, it only has a chrono 7751 description. Of course, ETA will hold the name-recognition edge for a while, regardless. Feb 17, 2007 · Both are tried and tested, you probably can't go wrong with either. 5100 is 24/hour, 7750 is 30 minute. Some won't matter, like the automatic device bridge is a different shape than on a 7750. C. If you ever chose to sell your watch, try figuring out what the difference in resale would be. 90mm T035. 3 positions. Nov 4, 2021 · Lets compare the ETA/Valjoux cal 7750 movement to the Seiko 6138B cal movement. Dec 9, 2007 · The Grand Carrera uses a Calibre 17 which is an ETA 2894-2. One final thought: I remember that when I got my first 7750 chrono (late 1970's) I was worried about the noise. This movement is based on the popular ETA caliber 7750, but with the addition of a 24 hours hand (GMT) complication for tracking a second time zone. Feb 16, 2020 · The ETA/Valjoux 7750 is a very common chronograph movement with a huge pedigree: Valjoux 7750 (since 1973) Valjoux 7751 (since 1986) Valjoux 7753 (since 2002) Valjoux 7754 (since 3003) Valjoux 7757 (1985-2003) Valjoux 7758 or Valjoux 7750 CCL - "con cours de lune" (since 1985-2003) Valjoux 7760 (1985-2005) the handwounded 7750 version: May 15, 2019 · By comparison, the 7750 uses just 8 different screws for the whole movement. The reason that "7750 for less than $500" keeps popping up is that $500 seems to be a "magic" number, it's difficult to get a 7750 for less, though there are a few good examples on this forum. The 2824 is 1 mm thicker than the other common 3-hand ETA movement, the 2892, and this is a good thing for a diver's watch. Automatic Reduction Wheel, ETA 7750 #1481 £5. 0:00 Disassembly6 Jan 21, 2015 · It should not be difficult to know somebody who wears a 7750 powered watch and ask him/her to tap it in your presence. Thanks to OP for getting this together for us |>. Sep 22, 2018 · The fact that Capt kept all the tools and drawings to make the 7750 was now considered a godsend, and production was resumed in the 1980s. . So does a IWC Screw Down Crown And Case Tube FOR Forum Watch MOVEMENT ETA VALJOUX 7751. 90mm VPH - 28,800 Life Angle - 49 Degrees Automatic and Hand Winding Apr 2, 2008 · Rolex Forums - Rolex Watch Forum > Other (non-Rolex) Watch Topics > Watches (Non-Rolex) Forum: Valjoux 7751? H-21 je modifikovan 7750. 2 i u 90 % je isti kao u novoj Omegi Seamaster kolekciji samo je u Omegi dodan koaksijal a kod Longinesa klasični Rucker sistem štelanja. Sep 25, 2009 · Myslím, že Valjoux 7751 je moc zajímavý a docela komplikovaný kalibr, nikde jsem tady nenašel vlákno, které by se mu speciálně věnovalo. , 111 Peter Street, Suite 600 Jun 3, 2019 · It was based on the Valjoux 7733, which was itself a variant of the Venus 188. Jun 10, 2019 · ETA 7750 Family Overview The ETA (formerly Valjoux) 7750 is a robust and reliable automatic movement with an integrated cam-operated chronograph function. Aug 21, 2018 · I remember seeing one by Al (Archer) a while back on the 2824 vs SW200, but don't believe I've come across one between these two. Jan 16, 2010 · The 7750-7751 is a shuttle and cam chronograph system, hence rightfully, there is not even 1% of a power loss, as modern watches have been made with exceptional quality of finishing. 7750: As of 2019, ETA produces the 7750, 7751, 7753, and 7754 as well as the derived ETA A05 line for Tissot and Rado and the larger Valgranges A07 line. Rough and reliable, very common chronograph movement with a huge pedigree: Valjoux 7750 (since 1973) Valjoux 7751 (since 1986) Valjoux 7753 (since 2002) Valjoux 7754 (since 3003) Valjoux 7757 (1985-2003) Valjoux 7758 or Valjoux 7750 CCL - "con cours de lune" (since 1985-2003) Sep 26, 2012 · However, unlike ETA's 3-hand movements the 7750 has virtually no competition at the bottom end of its price range. 00 Sep 4, 2018 · To imply the 7750 is dull, suggests a lack of independent thought. g. Took it to one of the bigger watch stores in my area, and they said it likely needed to be serviced, stating that it's running 20s/day behind. Selita has been quietly making the 7750 under subcontract for years. and another table of current high-end watches that use modified versions of the 7750. Apr 25, 2012 · I'm happy owner of Invicta Subaqua Noma III with ETA Valjoux 7751 movement (see my albums) and I like both diver's watches & complications ;-) It's a lot of diver's watches with 7750 caliber available on market (for example gorgeous Sector Dive Team 1000m Automatic), but I can't find any divers with 7751 Feb 13, 2013 · First,from wiki, basic info on the movement, Valjoux 7750. ETA has now the ownership of the Valjoux name and patents. The Sinn's bracelet is also vastly more comfortable to wear and has solid end links vs the Fortis's folded end links. Hmm, this is not exactly true - there is actually true Asian 7753 clone, it is coming in latest batch of Daylights from Noob maker since ~2 years ago, also in some other watches as of lately (I have seen Corum Chrono and Cartier Santos Chrono Screw Down Crown And Case Tube FOR Forum Watch MOVEMENT ETA VALJOUX 7751. Feb 14, 2017 · ETA makes far more, and way more elaborate or mech. Forums. 2. Nejblíž asi toto, ale to se věnuje hodinkám s měsíční fází obecně. €22. ETA 7750, 7751, 7753, 7754, 7760, 7765 – PDF Version. big-date from Shanghai, rattrapante from Liaoning) so it is quite likely that a triple-calendar/moonphase can be found. Complications: GMT. Oct 7, 2015 · The ETA 7750 family is available in 3 grades, so lowest is Elabore grade, next is Top grade, and then Chronometer grade. The Valjoux 7750 quickly ended production, only to be reborn in 1985 and has become one of the world’s leading watch movements since. 9 mm thick, so you won't find it in any slim watches, either. 7750 - they are both rugged and designed to a price, visible in parts of the execution such as the hour pinion on the 7750 (no jewels!) and the plastic parts on the 5100. Jump to Latest 10K views Mar 6, 2011 · Interesting. It is Swiss made with 25 jewels. Valjoux 7750: powering progress 8020 minute Counting wheel, Valjoux 7750, ETA 7750. B 21 -- ETA Valjoux 7751 (Generic Picture) Specifications: Movement Type: Automatic Mechanical Here you will find our hands, which are suitable for fitting to the ETA 7750 and more movements with the same hand hole. 9mm thick. 00 mm Height: 0. Panda dial would be cool. Center chrono second wheel, hour, min counter and small second staff diameter is smaller than ETA's so ETA hands will not fit. Rough, reliable and accurate - a work horse. hourhand: 2. Is there such thing as one with a divers bezel? Oh and the most important part the budget is under $5k. No technical risk egal zu welchem Preis. Many watch enthusiasts have dismissed the 7750 as a cheap, generic movement. 08. The Shanghai 3LZF2 is as good as Eta's 7750. 00 incl. 7753 on other hand has sub-dials on 3-6-9 with a pusher for a date quick set at 10. 1mm. 25 mm small chrongraph hands: 0. 50 Add to cart Shown above is where the hands and sub dials are located on a Valjoux 7750 and ETA 7750 movements. Specifications: Movement Type: Automatic Mechanical. Customer Reviews Specifications Description Store More to Nov 17, 2009 · Flash assembling/dissassembling of ETA 2892, 7750, & 6497 movements Jump to Latest 17K views 15 replies 13 participants last post by Misterpeter Jun 13, 2010 New ETA 7750, 7751, 7753, 7754 Oscillating Weight Automatic Rotor With Bearing Part 467641 | Eta 7753 Vs 7750 | bahai. 20 mm center-secondhand: 0. I was thinking of just buying an ETA 7750 movement for $200 and doing a movement swap but was advised the value of the watch would probably decrease. Originally called “VAL 7750” by ETA, it was later widely known as the Valjoux 7750 and now as the ETA 7750. Brand ETA / Valjoux Caliber Number 7755 Based On 7750 Movement Type Automatic, self-winding mechanical, chronograph Jewels 25 Lignes 13 1/4''' Diameter 30mm Height 7. The ETA 7760 and its variations belongs to the family of ETA 7750 Chronograph movements. 6mm for the 2892--that's a dramatic difference. It is found in the new Swatch Jan 31, 2008 · I own ETA 2800 series movements and SW's; they appear to be about comparable in all areas of accuracy and quality. BALL BEARING for ROTORS - OSCILLATING WEIGHT - ETA 775, 7751, 7753, 7754 SWISS MADE. Sep 3, 2008 · The Chronograph has a Valjoux 7750 movement, and the regular models have an ETA 2836-2 movement. ETA/Valjoux 7750 automatic movement The Valjoux 7750[9] a/k/a ETA 7750 is a widely used chronograph (stop watch) movement operated by cams integrated into the movement. A bit of research revealed it to be something really special: A column wheel variant of the Valjoux 7753 built by ETA for their Valgranges line. It doesn't look like a direct copy anyway. 614. In fact, the 7753 is based on the 7750. 01 Tissot Couturier Chronograph Automatic 7750 Orange / Strap T035. Feb 22, 2008 · It also is available with day and date functions. The ETA/Valjoux 7750 pedigree. To get a rep with a "ETA" from a dealer is Jun 4, 2015 · Yes, "essentially" it is an ETA 7750, but there are a few differences. ETA 7754 VS. If you are in the swapping mode then you don't need to stick to ETA, just use Sellita compatible movements. Powermatic 80). While the 7750 uses a day/date calendar, the 7751 incorporates an entire traditional triple calendar with moonphase. One would think ETA probably perfected it by now after all these years of producing the movement, but Sellita were contracted to make quite a few for ETA so they must also have it down to a T with possibly newer tooling. The minute hand hole size is 1. Public Forum Winder compatibility with 7750/7751? Jump to Latest 3K views Cases for Eta 7750 + 7751 For Eta 7750 - Chronograph Cases - Made of Stainless Steel. 7750. Jan 11, 2012 · A forum community dedicated to watch owners and enthusiasts. Apr 4, 2018 · The difference between the 7750 and the 7751 is all in the calendar. Here you will find our cases witch is constructed for the ETA 7750. More importantly, stop thinking about yourselves. Both when completly run down if hand wound approximately 40 turns reaches a point that the crown does not want to turn any further, just like a hand Nov 5, 2014 · The cheapest watch with ETA 7750, 7751, etc. Oct 1, 2002 · As for 5100 vs. Opens in a new 2. Only time will tell, but with the huge void in the industry created by ETA-Valjoux you can expect an increase in alternative movements. 800 A/h, power Aug 12, 2017 · So they have the tooling and expertise to make ETA's themselves and have therefore used that experience to make their own clones of ETA's unprotected designs. The movement below is a clone of the ETA 7750. Jan 11, 2022 · The Valjoux 7751 (7750 that shows day, date, month, moonphase) seems like a decent option, but does anyone know if this movement utilizes a module as well? I'm assuming it does, but can't seem to find much info on it. Feb 23, 2023 · This is the Swisslab animation on how to disassemble and then assemble and lubricate the ETA 7750 movement. Apr 9, 2021 · It is a well made and stable movement. There is a difference in price that varies between $75 -$180 between the SW500 and the ETA 7750. Below is an advertisement for such tools that were actually sold by ETA. However I do prefer more sophisticated movements (Zenith, Lemania, GO). Very reasonable to service and the result is usually very pleasinggood amplitudes and deltas after service. Feb 18, 2020 · Pre-talk. Nathan Bobinchak March 21, 2018 eta 7750, 7750, lemania Sep 18, 2018 · Main Forums. Have a closer look on how they are designed compared to an ETA/Valjoux 7750 and you will know why. 00 Tissot PRS 516 Automatic Chrongraph Silver Hands to Fit Valjoux 7750 and ETA 7750 Hour Sizes 1. Unlike Seagull made 2892, most of Shanghai 7750 parts are interchangeable with ETA parts, except: 1. Our cases are constructed for a dial thickness of 0. This also applies to the clones. Just me but I kind of find it hard to imagine that Miyota or ETA are investing a whole lot of R&D money into their mechanical movements. Valjoux 7751, ETA 7751, Valjoux 7754, ETA 7754, Valjoux 7758, ETA 7758, Valjoux 7761, ETA 7761,Valjoux 7768, ETA 7768. Apr 28, 2009 · Some of their higher end watches use the Eta 7750 and 7751. Bonus Lume Shot! The Sinn's lume is MUCH brighter because it's about 10 years newer. A legendary movement, robust and reliable but quite thick, standing at 7. Visually (from the dial side), you should be able to tell the difference: 7750. VAT Oct 30, 2016 · However dont expect an ETA 7750 on a rep to be the same quality as an ETA 7750 in a Gen. The movement looked vaguely familiar to me, yet I couldn't place it. 00 mm, the sweep second is 0. No obvious defects in manufacture. MINUTE RECORDING WHEEL 30 MIN: A/8037: 08020. The materials in the 1151 are equivalent to the Top grade in the ETA, so the best balance spring and balance wheels materials are used, best mainspring material, etc. (3 Valjoux 7750 movements: Selita, ETA and Shanghai) Posted by u/adlerspj - 2 votes and no comments Dec 14, 2012 · Forums. It is characterized by its rather stiff pusher action, sometimes by a slight backlash of the seconds hand as the chronograph engages as well as by the familiar “wobble” of the winding rotor when it spins inside the case. Chronograph Dials Valjoux - ETA 7750 This animation was prepared by way of advertisement for:A Mechanical Watch Course for the Maintenance and Timing Adjustment of the Valjoux (ETA) 7750 and 775 Jul 19, 2011 · The DD2020 is quite simple to a certified watchmaker. May 31, 2016 · OK, now the discussion is going further, here are my other arguments on Navitimer vs 903 while I was holding them in my hands (never owned Navitimer, it was from another forum member in Croatia): - ETA 7750 modified Sinn has different proportion of subdials - they are smaller and more apart than on Navi - one point for Navi Nov 22, 2020 · Have tried a while to figure out the difference but I guess it's just a naming convention that allows either ETA 7750 (photos below left) or Sellita SW500 (photos below right) to be used. Nov 22, 2021 · Beyond Cousin you have many other suppliers of standard/elabore ETA and they still sell them (the typical models like 7750, 2824, etc) What you certainly don't get is the upgraded line of ETA movements (e. As a watchmaker, I have worked with both ETA and Sellita movements straight from the factory and in after-sales service. It has spawned a family of chronograph and time-only movements and is used as a base for many complications and third-party watch movements. But that's both impractical and theoretical. High Quality Reversible Watch Movement Holder For ETA 7750 7751 7753 Movement Watchmaker's Repairing Tool. Shanghai is definitely the one to go for. Of course, other Identical movements will fit inside. [nt] [nt] - wombat - Fri, 26 February 2010 12:32 (1103 clicks) A 7750 finished by fine watch makers lacks much of the wobble. line. (28,800 bph, 37 jewels,) The Montblanc uses their 4810/502 Caliber, based upon the ETA-Valjoux 7750 movement. Feb 5, 2014 · The 7750 only has 8 beats per second, that gives you a theoretical 0. Valjoux 7751: All the same watches? Jump to Latest 4K views 1 Automatic Device Bridge (with Jewels, Nickel Plated), ETA 7750 #1142 25J Add to Cart. Hey, so recently purchased a Breil watch with an ETA 7751 movement. 25mm Power Reserve ~48 hours Lift Angle 49 degrees Vibrations Per Hour 28,800 vph (4Hz) Shock System Incabloc Chronograph System Cam style Rotor Ball bearing system Winding Direction Uni-directional Features Central Jul 12, 2022 · Today, the ETA-Tissot nomenclature refers to the Caliber A05. Oct 29, 2006 · I am trying to figure out if one of these movements is better? Or more reliable? Or more accurate than the other. Jun 12, 2010 · They are not. Jun 20, 2017 · The ETA 7750 is the automatic version of this famous caliber and comes in several different versions. View / Download File Feb 16, 2010 · Hi, I am looking for an ETA workshop manual or assembly cd, I have one for the 7750, but cannot complete my project because of the differences between the two movements. As I have often said, when I have a 7750 on my bench, I know I'm going to have a good day, and that service will generally be smooth. It has a table of offshoots of the 7750 such as the 7751 etc. 9mm thick Power Reserve ~48 hours Vibrations Per Hour 28,800 (4 Hz) - early models were 21,600 Lift Angle 49 degrees Anti-Shock System Incabloc Regulator System ETACHRON Chronograph System Three-plane Good afternoon 8-) After much deliberation, I have finally ordered (last night) my very first timepiece! Never really worn a watch before but really have the bug for it and have a feeling I will be quickly increasing my collection. Feb 8, 2015 · I first discovered the world of column wheel 7750 variants while looking at a Longines Heritage Chronograph. Buttons open in new window. Koliko znam osnovna razlika je u rezervi snage. […] For my 7751 movement there is a special rule that the date mechanism shouldn't be engaged when hours are between 8pm and 2am, doing so can cause serious damage to the movement. Regards, Graham Here you will find our cases witch is constructed for the ETA 7751. a7tl46 · Banned. Now if you get a Brand new ETA yourself and put it in a Rep then that is whole different game. Also if you search the forum you will find tens of people with the same doubt. And the movement height for 7750 is 7. I've found out from Fortis that the ETA 2936-2 is not tuned or C. 25''' Diameter 30mm Height 7. ETA 7750を使用した同作はイタリア市場をはじめ各国で大成功を収め、機械式クロノグラフの復興に大きく寄与した。同作の成功はCal. 00 mm minutehand: 1. Sep 17, 2018 · Servicing the ETA base movement is pretty conventional ETA. But a 7750 based gen chrono can use an Asian equivalent. - SteveK - Fri, 26 February 2010 20:30 (852 May 11, 2009 · The patents on the Venus/Valjoux/ETA 7750 ran out decades ago anyone can make them legally. pg Apr 17, 2023 · The ETA 7750 is a relatively thick chronograph movement. Must be 40mm preferably with a black or dark blue dial but I'd be willing to check out some white ones. Miyota doesn't seem to care or want to compete in this segment. Then, after sending it in for a light service recently (just oiling the escapement and some regulation), it turned into the most accurate movement I Aug 31, 2022 · The 500 (ex 7750) is a more recent clone and has a different auto winding bridge and the 510 variant has a better integrated calendar arrangement than the equivalent ETA 7753. 4 mm and the hand fitting height standard. Dec 22, 2016 · The 7750 has 3 other variants for adding different complications or configurations of the subdials so the 7751, 7753, and 7754 are all of a family with the 7750. What are the advantages or disadvantages of the 2824 vs 7750 3. Power Reserve: 42 Hours. I have a Longines three date moonphase with the ETA 7751 and a Omega with the 1164/ ETA 7750 movement. Opens in a new window or tab PALLET FORK 710 Valjoux / ETA 7750 7751 7753 7754 Chronometer. Toto nemá být ani náznak pokusu o kompletní a vyčerpávající popis, jenom základní údaje, douf Jan 16, 2010 · However, there will be wear on the chronograph cam parts and wheels that control this part of the movement- in my opinion,(I have handled thousands of Valjoux 7750's) the oiling should last from a good standpoint, probably some 10-15% less than with the chronograph functions running rarely. 25 and the register hands hole size is 0. This is a complete course of instruction for amateur watchmakers covering the maintenance and adjustment of the Valjoux (ETA) 7750 and 7751 chronographs. Feb 5, 2020 · There are a number of watch movements that are both chronograph-rated and moderately-priced. The 2824 with DD chrono module does not take any longer to service than an ETA 7750. The 7750 is a chunky 7. vvehg gtjorq bwgkwu fxz xsugbx gjpgkg uqiipc gsmvfl xncixl jmj