Features:Stainless Steel CaseStainless Steel BraceletSolar MovementCaliber: V192Sapphire CrystalBlack DialAnalog DisplayChronograph FunctionTachymeter ScalePower Reserve 6 Months12/24 Hours DisplayLuminous Hands And MarkersDate DisplayPull/Push CrownScrewed Case BackDeployment Clasp100m Water ResistanceApproximate Case Diameter: 41.4mmApproximate Case Thickness: 13mmApproximate Lug Width : 21mm