Features:Resin CaseStainless Steel BraceletQuartz MovementResin GlassLED BacklightDigital DisplayAfterglowFlash Alert1/100-Second StopwatchCountdown TimerMulti-Function AlarmHourly Time SignalFull Auto-Calendar12/24 Hour DisplayRegular TimekeepingAccuracy: ±30 Seconds Per MonthAdjustable Deployment Clasp50M Water ResistanceApproximate Case Diameter: 35mmApproximate Case Thickness: 9mm