Why is usually that critical? If a unidirectional bezel is knocked and unintentionally moved over a dive, it may only Display screen an extended underwater time. Meaning the wearer will overestimate rather than underestimate immersion time, As well as in predicaments that need decompression stops, this can be a make-it-or-crack-it https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/