Features: case / bezel material: resin/stainless steel resin strap mineral crystal analog digital display shock resistant mud resistant twin sensor neobrite led backlight (super illuminator) digital compass thermometer world time 31 time zones (48 cities + utc) 1/100-second stopwatch countdown timer 5 daily alarms (with 1 snooze alarm) hourly time signal low battery alert full auto-calendar (to year 2099) 12/24-hour format button operation tone on/off regular timekeeping accuracy: ±15 seconds per month luminous hands and markers day display solid case back buckle clasp 200m water resistance approximate case diameter: 56.2mm approximate case thickness: 17.3mm