Features: case/bezel material resin resin band mineral glass shock resistant led light world time - 29 time zones 1/100-second stopwatch countdown timer 5 daily alarms hourly time signal full auto-calendar (to year 2099) 12/24-hour format button operation tone on/off regular timekeeping accuracy ±30 seconds per month 100m water resistance size of case 46.3 × 43.4 × 15.8mm