Features:Resin CaseResin StrapQuartz MovementMineral CrystalGold Tone DialDigital DisplayCarbon Core GuardShock ResistantFlash AlertElectro Luminescent Backlight1/100 Second StopwatchCountdown TimerHourly Time SignalMulti Function AlarmRegular TimekeepingFull Auto Calendar12/24 Hours DisplayMonth, Day And Date DisplayScrewed Case BackBuckle Clasp200m Water ResistanceApproximate Case Diameter: 43.8mmApproximate Case Thickness: 13.7mmApproximate Lug Width : 16mm