Features: resin case resin strap quartz movement mineral crystal pink dial digital display shock resistant world time 29 time zones 1/100 second stopwatch countdown timer 5 alarms hourly time signal led backlight afterglow button operation tone on/off approx.Battery life: 3 years on cr1616 telememo full auto calendar regular timekeeping 12/24 hours display day and date display screwed case back buckle clasp 200m water resistance approximate case diameter: 42.6mm approximate case thickness: 16.4mm