Case/Bezel Material: Resin Resin Strap Quartz Movement Caliber: 5338 Mineral Crystal Analog Digital Display Shock Resistant LED Light Afterglow World Time (48 Cities) 1/100-Second Stopwatch Countdown Timer 5 Daily Alarms Hourly Time Signal Full Auto-Calendar (To Year 2099) 12/24-Hour Format Regular Timekeeping Accuracy: ±30 Seconds Per Month Day And Date Display Solid Case Back Buckle Clasp 100M Water Resistance Approximate Size Of Case: 46.3 x 43.4 × 15.8mm