Features:Bio-Based Carbon CaseCloth StrapQuartz MovementMineral CrystalBlue DialAnalog Digital DisplayShock ResistantCarbon Core Guard StructureNeobriteWorld Time1/100-Second StopwatchCountdown Timer5 Daily AlarmsHourly Time SignalLED LightFull Auto-CalendarButton Operation Tone On/OffHand Shift Feature12/24 Hours DisplayLuminous Hands And MarkersMonth, Day And Date DisplayScrewed Case BackBuckle Clasp200M Water ResistanceApproximate Case size (L Ã W Ã H): 55.1 Ã 51.9 Ã 17.5 mmApproximate Case Diameter: 51.90 mmApproximate Case Thickness: 17.50 mm