WatchUSeek Watch Forums banner
1 - 1 of 6 Posts

· Registered
7 Posts
I have CET05002W with caliber 46B40. After a professional regularization it gains or looses 1s per day, so it is far tighter from COSC standards, it is within quartz standards. This happens for 7 months now, 24 hours per day on my left wrist. You don't believe it but it's true.
1 - 1 of 6 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.