Features:Stainless Steel CaseStainless Steel BraceletQuartz MovementResin CrystalBlue DialAnalog Digital DisplayDual Time1/100 Second StopwatchDaily AlarmHourly Time SignalAutomatic CalendarDay And Date Display12/24 Hours DisplayAM/PM DisplayAccuracy: ±30 Seconds Per MonthScrewed Case BackDeployment Clasp30M Water ResistanceApproximate Case Diameter: 30mmApproximate Case Thickness: 8mm