Features:Stainless Steel CaseStainless Steel BraceletEco-Drive MovementCaliber: H145Sapphire CrystalBlack DialAnalog DisplayPerpetual CalendarAtomic TimekeepingRadio ControlledWorld TimeLuminous Hands And MarkersDate DisplaySolid Case BackDeployment Clasp100M Water ResistanceApproximate Case Diameter: 43.00 mmApproximate Case Thickness: 9.80 mm