Features: case/bezel material: resin resin strap mineral crystal analog digital display neobrite shock resistant magnetic resistant led backlight world time (48 cities) dual time 1/1000-second stopwatch countdown timer 5 daily alarms hourly time signal full auto-calendar (to year 2099) 12/24-hour format regular timekeeping accuracy: ±15 seconds per month day display solid case back buckle clasp 200m water resistance approximate size of case: 49 × 45.9 × 15.8mm