Comment by alfalfasprout
4 years ago
It depends on the movement in the watch. Any COSC chronometer movement will hold +4/-6s per day which worst case is under a minute lost per week. Typically the error is much smaller.
4 years ago
It depends on the movement in the watch. Any COSC chronometer movement will hold +4/-6s per day which worst case is under a minute lost per week. Typically the error is much smaller.
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