Casio G-shock Gd-100-1bdr Gd100-1bdr Men's Watch

Features: 5 independent daily alarms (one time alarm/daily alarm switching) hourly time signal 200m water resistant world time 48 cities - 31 time zones daylight saving on/off countdown timer 1/100 second stopwatch multi-time for assigning timekeeping mode in 4 cities with different time zones full auto-calendar 12/24-hour format flash alert regular timekeeping shock resistant (g-shock) button operation tone on/off accuracy +/-15 seconds per month case diameter 55 mm case thickness 17.4 mm weight 72g