Features:Stainless Steel CaseLeather StrapAutomatic MovementCaliber: Miyota 82S521 JewelsK1 Safety Mineral CrystalSilver DialAnalog DisplayOpen Heart DialSee Through Case BackBuckle Clasp50M Water ResistanceApproximate Case Diameter: 40.00 mmApproximate Case Thickness: 11.00 mm