Features:Stainless Steel CaseStainless Steel BraceletQuartz MovementMineral With Sapphire Treatment CrystalBlack DialAnalog DisplayTachymeter ScaleChronograph Function12/24 Hours DisplayLuminous Hands And MarkersDate DisplayScrewed Case BackDeployment Clasp100m Water ResistanceApproximate Case Diameter: 42mmApproximate Case Thickness: 12mm