Case/bezel material- resin. Shock resistant. 200m water resistance. Led light (super illuminator). World time. Stopwatch. Countdown timer. 5 daily alarms. Hourly time signal. Hand shift feature. Full auto-calendar. 12/24-hour format. Quartz Movement. Case Diameter- 57.5 x 53.4 x 18.4 mm. 200-meter water resistance.