Features:Stainless Steel CaseLeather StrapQuartz MovementMineral CrystalBlack DialAnalog DisplayTachymeter ScaleChronograph Function12/24 Hours DisplayLuminous Hands And MarkersDate DisplayScrewed Case BackBuckle Clasp50M Water ResistanceApproximate Case Diameter: 42.00 mmApproximate Case Thickness: 11.80 mm