Features: case / bezel material: resin resin strap resin crystal analog digital display 10 year battery telememo 30 world time round world map dial 1/100-second stopwatch countdown timer 3 daily alarms (with 1 snooze alarm) hourly time signal full auto-calendar (to year 2099) 12/24-hour format regular timekeeping accuracy: ±30 seconds per month luminous hands buckle clasp 100m water resistance approximate size of case: 52.5 x 47.7 x 15.3mm