Features:Stainless Steel CaseLeather StrapAutomatic MovementCaliber: 6938533 JewelsSapphire CrystalGreen DialAnalog DisplayChronograph FunctionPower Reserve Up to 46 HoursLuminous Hands And MarkersDay And Date DisplayScrew Down CrownSee Through Case BackBuckle Clasp100M Water ResistanceApproximate Case Diameter: 43.00 mmApproximate Case Thickness: 14.80 mm