Features: Resin Case Resin Strap Quartz Movement Mineral Crystal White Dial Analog Digital Display Shock Resistant Neobrite World Time 31 Time Zones 1/100 Second Stopwatch Countdown Timer 5 Daily Alarms Hourly Time Signal Double LED Light Button Operation Tone On/Off Regular Timekeeping Full Auto Calendar 12/24 Hours Display Luminous Hands Day And Date Display Screwed Case Back Buckle Clasp 100m Water Resistance Approximate Case Diameter: 41.5mm Approximate Case Thickness: 10.1mm