Features:Resin CaseResin StrapMineral CrystalDigital DisplayShock ResistantElectro Luminescent Backlight AfterglowFlash Alert1/100 Second StopwatchCountdown TimerMulti Function AlarmHourly Time SignalFull Auto Calendar12/24 Hours DisplayRegular TimekeepingDay And Date DisplayScrewed Case BackBuckle Clasp200m Water ResistanceApproximate Case Diameter: 38mmApproximate Case Thickness: 11mmApproximate Lug Width: 16mm