Case/Bezel Material: Resin Resin Strap Quartz Movement Caliber: 3296 Mineral Crystal Digital Display Electro-Luminescent Backlight Afterglow Shock Resistant Flash Alert World Time 29 Time Zones (48 cities) Moon data Tide Graph 1/100-Second Stopwatch Countdown Timer 3 Multi-Function Alarms Hourly Time Signal Full Auto-Calendar (To Year 2099) 12/24 Hour Format Accuracy: ±30 Seconds Per Month Solid Case Back Buckle Clasp 200M Water Resistance Approximate Size Of Case:44.9 × 43 × 12mm