Anyone know where I can source a two-tone ratchet wheel?

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Incorrect reference though- 333 is 30mm in size and not 28.1 and the ratchet wheel among other things is incorrect as illustrated.


Interesting.
Ranftt gets it right most of the time, and the illustrations are not always specific to the exact calibre in question (and he states that much). Consider that he has hand collected the entire database and offers it for free. It's not definitive, but it's very helpful and the price is right.

If you find conflicting/incorrect data, shoot him an email and help him correct it for all of us. He's a friendly dude.
 
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CousinsUK shows this part as avaliable:


Price is reasonable, given the rarity of the part.

Good luck!
gatorcpa

Many thanks for this. I too saw this available from CousinsUK, part # OME3311100. My only concern is that it may not be a two-tone and likely a replacement, re base calibre 330 which will fit but is incorrect. See eBay Item# 400077452879 as an example.

There is no way to contact CousinsUK via e-mail to verify so would be taking a chance here.

Kind Regards
Ronnie
 
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Incorrect reference though- 333 is 30mm in size and not 28.1 and the ratchet wheel among other things is incorrect as illustrated.


Looks like a 28.10 with exposed bumper springs.

Here are the 333 and 352

6204082542_1585b6f545_b.jpg
 
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Many thanks for this. I too saw this available from CousinsUK, part # OME3311100. My only concern is that it may not be a two-tone and likely a replacement, re base calibre 330 which will fit but is incorrect. See eBay Item# 400077452879 as an example.

There is no way to contact CousinsUK via e-mail to verify so would be taking a chance here.

Ronnie -

I looked at that auction, and it is very clear that eBay auction is for a cal. 330 part, which is not the same as the cal. 331 part. The CousinsUK website is quite precise and shows the cal. 330 part as a different part number (OME3301100), that matches the one in the auction.

The only way to be 100% sure that the part is correct would be to purchase another movement that contains the correct part. That will be very expensive compared to the cost of the part and postage.

CousinsUK may be contacted by telephone. See the website:

https://www.cousinsuk.com/page/contactus

Perhaps they can confirm that they have the part in stock and that it is two-tone. However, you might have to gamble the postage on this one.

I think it's a relatively safe bet.
gatorcpa

PS - I purchased some very hard-to-find parts for a oddball Zenith movement from CousinsUK. They were more than happy to take my credit card for payment and gave me a 2% cash discount to boot.
 
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My hunch is the part from Cousins is not going to be the correct vintage part for the 333 but agree with gator it's a bet that's not costly and thus reasonable to take. Basing this on several parts I've ordered from ofrei and jules borel where they sent me the parts with the correct unique part number and the part turned out to be usable but belonging to the more common non-chronometer version of the movement.
 
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PS - I purchased some very hard-to-find parts for a oddball Zenith movement from CousinsUK. They were more than happy to take my credit card for payment and gave me a 2% cash discount to boot.

Cousins is one of the less snooty material houses in my experience, and though they never seem to have the parts I need, when they do have something in stock, they are quite reasonable.

I ordered a replacement plexiglass dome for an Elma leak tester from them today. Borel, the US distributor, wanted $85 for a $4 piece of plastic. Cousins offered it for the comparatively reasonable price of $46, shipped, from across the pond.
 
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Basing this on several parts I've ordered from ofrei and jules borel where they sent me the parts with the correct unique part number and the part turned out to be usable but belonging to the more common non-chronometer version of the movement.

This is Omega's fault rather than Borel or Ofrei. This may also be one of the reasons that Omega restorations sometimes have what we perceive to be incorrect parts. When the in-house watchmaker orders the proper part from the warehouse, they may be getting what was ordered, but inside the package is a part that is functionally correct, but not cosmetically the same.

That's the way it goes in the business world, unfortunately.
gatorcpa
 
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This is Omega's fault rather than Borel or Ofrei. This may also be one of the reasons that Omega restorations sometimes have what we perceive to be incorrect parts. When the in-house watchmaker orders the proper part from the warehouse, they may be getting what was ordered, but inside the package is a part that is functionally correct, but not cosmetically the same.

That's the way it goes in the business world, unfortunately.
gatorcpa

That it not uncommon at all - not all finish levels are available for all parts, even for some modern watches. I have had to take the time to finish parts myself by hand to make them match in the past.

Cheers, Al