Features:Stainless Steel CaseResin StrapMineral CrystalBlue DialAnalog Digital DisplayWorld TimeTelememoLED Light3 Daily Alarms1/100 Second StopwatchCountdown TimerFull Auto CalendarDay And Date DisplayLuminous Hands And Markers12/24 Hours DisplayScrewed Case BackBuckle Clasp50M Water ResistanceApproximate Case Diameter: 52mmApproximate Case Thickness: 12mm