Features:Stainless Steel CaseLeather StrapAutomatic MovementCaliber: 4R3523 JewelsHardlex CrystalMulticolor DialAnalog DisplayManual WindingPower Reserve Upto 41 Hours Date DisplaySee Through Case BackBuckle Clasp50M Water ResistanceApproximate Case Diameter: 40.50 mmApproximate Case Thickness: 11.80 mmApproximate Lug Width: 20.00 mm