Hi all,
My 4-year-old manual winding moonwatch is running faster by abt 30 sec a day. Wonder what the experience is for those of you who own a cal 1861 manual winding speedmaster?
Is +/- 30 sec normal and acceptable for non-chronometer mechanical watches?
Thanks for sharing your experience
My 4-year-old manual winding moonwatch is running faster by abt 30 sec a day. Wonder what the experience is for those of you who own a cal 1861 manual winding speedmaster?
Is +/- 30 sec normal and acceptable for non-chronometer mechanical watches?
Thanks for sharing your experience
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