Features:Super Titanium CaseSuper Titanium BraceletEco-Drive MovementCaliber: B620Sapphire CrystalBlue DialAnalog DisplayTachymeter ScaleChronograph FunctionPower Reserve Up to 9 Months12/24 Hours DisplayLuminous Hands And MarkersDate DisplayScrewed Case BackDeployment Clasp100M Water ResistanceApproximate Case Diameter: 42.50 mmApproximate Case Thickness: 11.60 mm