Features: resin case resin strap quartz movement mineral crystal white dial analog digital display shock resistant neobrite world time 31 time zones 1/100 second stopwatch countdown timer 5 daily alarms hourly time signal double led light button operation tone on/off regular timekeeping full auto calendar 12/24 hours display luminous hands day and date display screwed case back buckle clasp 100m water resistance approximate case diameter: 41.5mm approximate case thickness: 10.1mm