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Posted (edited)

Working on a Seiko 7017 movement. Very nice movement  but o so many parts? There is a slight bend in the chronograph centre wheel pivot.  Movement working okay but has a little low amplitude? 170 amp. Can that  have any effect on the amplitud?  I can find a NOS centre second.on Ebay.  But would rather not spend the money. 

I don't dare trying to bend it right either? The risk of breaking it is big? 

Movement has been almost put together so no pictures? Sorry 

Edited by rogart63
Posted

If you can find a replacement I would do that. The amplitude is way to low so I would address that as well. It could be the bent pivot or the usual suspects.

  • Like 1
Posted
1 hour ago, clockboy said:

If you can find a replacement I would do that. The amplitude is way to low so I would address that as well. It could be the bent pivot or the usual suspects.

Found a NOS i Argentina :) . I am going for that. Didn't cost a fortune either £20 . The watch is certainly worth a new centre wheel. 

Posted

There is a pivot straightening tool:

bergeon-seitz-pivot-straightener-3.gif

But you will be spending a small fortune on that one!

I think you are doing the right thing! :)

Cheers,

Bob

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