Features:Stainless Steel CaseLeather StrapQuartz MovementSapphire CrystalSilver DialAnalog DisplayChronograph FunctionTachymeter ScaleLuminous Hands And MarkersDate DisplayScrew Down CrownScrewed Case BackBuckle Clasp100m Water ResistanceApproximate Case Diameter: 42mmApproximate Case Thickness: 12mmApproximate Lug Width: 21mm