Features:Super Titanium CaseLeather StrapEco-Drive MovementCaliber: H874Sapphire CrystalGrey DialAnalog DisplayDuratectWorld TimePerpetual CalendarRadio-ControlledMoon PhasePower Reserve Up to 2.5 Years12/24 Hours DisplayLuminous Hands And MarkersDay And Date DisplaySolid Case BackBuckle Clasp100M Water ResistanceApproximate Case Diameter: 41.50 mmApproximate Case Thickness: 10.80 mm