IWC cal 61 - year:1897 | Movements and technical details | IWC Collectors Forum

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Mr. Adam Giczi
Apprentice 5 posts

24 Jul 2016, 7:15 a.m. 24 Jul 2016, 7:15 a.m.
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I have a JWC movement, calibre : 61, 19lig H7 - I would like to ask, do you know the exact differences between cal 53 and of this movement?
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Mr. Tonny Berteloot
Moderator 3566 posts

24 Jul 2016, 3:20 p.m. 24 Jul 2016, 3:20 p.m.
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Hello and congrats with this rare piece.
In this forum post, there is more info about the cal 61, written by Alwaysiwc