WATCH TALK FORUMS banner
1 - 1 of 1 Posts

·
Registered
Joined
·
48 Posts
If you for the case number, on mechanical watches its the second group of four numbers. You can look up the part number here. The page will take you to the 7n43, but there look like there could be three different crystals depending on the case.

Catalogue Search Registered
 
1 - 1 of 1 Posts
Top