Features:Resin CaseStainless Steel BraceletQuartz MovementMineral CrystalGrey DialDigital Display1/100-Second StopwatchDaily AlarmHourly Time SignalElectro-Luminescent BacklightAuto-Calendar12/24 Hours DisplayDay And Date DisplayScrewed Case BackDeployment ClaspSplash ResistantApproximate Case size (L × W × H): 38.6 × 36.3 × 9.6 mmApproximate Case Diameter: 36.30 mmApproximate Case Thickness: 9.60 mm