Features:Resin CaseResin StrapQuartz MovementMineral CrystalWhite DialDigital DisplayShock Resistant1/100 Second StopwatchCountdown TimerMulti Function AlarmHourly Time SignalFlash AlertLED BacklightAfterglowRegular TimekeepingFull Auto Calendar12/24 Hours DisplayDay And Date DisplayScrewed Case BackBuckle Clasp100m Water ResistanceApproximate Case Diameter: 37.9mmApproximate Case Thickness: 11.3mm