Features:Stainless Steel CaseLeather StrapQuartz MovementCaliber: Ronda 5030.DSapphire CrystalBlue DialAnalog DisplayTachymeter ScaleChronograph FunctionLuminous Hands And MarkersDate DisplayScrewed Case BackBuckle Clasp100M Water ResistanceApproximate Case Diameter: 42.00 mmApproximate Case Thickness: 12.00 mmApproximate Lug Width: 21.00 mm