vitalsigns
6702
Me, personally: if it ain’t broke, don’t fix it.
I don’t see much rationale in servicing early.
If the watch
By: watch-er : April 11th, 2020-09:53
is running perfectly, does not feel dry or stiff when winding or setting and has the proper power reserve I would send in at about 10 years. The modern lubricants are much better than those of years ago. The problem can be that they come back with issues ...