Features: Stainless Steel Case Stainless Steel Bracelet Mineral Crystal Black Dial Analog Digital Display World Time LED Light Telememo 1/100 Second Stopwatch Countdown Timer Daily Alarms Hourly Time Signal Full Auto Calendar 12/24 Hours Display Luminous Hands And Markers Day And Date Display Deployment Clasp 50M Water Resistance Approximate Case Diameter: 52mm Approximate Case Thickness: 12mm