Case / bezel material: Resin Resin Band Shock Resistant Mineral Glass 200-meter water resistance LED light (Super illuminator) Selectable illumination duration (1.5 seconds or 3 seconds), afterglow World time: 31 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping 1/100-second stopwatch Countdown timer: Measuring unit: 1/10 second 5 daily alarms (with 1 snooze alarm) Hourly time signal Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.) Full auto-calendar (to year 2099) 12/24-hour format Button operation tone on/off Regular timekeeping Analog: 2 hands (hour, minute (hand moves every 20 seconds)) Digital: Hour, minute, second, pm, month, date, day Accuracy: ±15 seconds per month Battery: CR2016 Size of case : 57.5×53.4×18.4mm Total weight : 69g