Audemars Piguet Royal Oak Offshore Diver Black Dial 15720CNRM3,688.00PriceMovementCal.4308 Movement Case DiameterSize: 42mm Materials904L Stainless Steel Ceramic Bezel Rubber Strap with Stainless Steel Pin Buckle & Interchangeable Strap System Sapphire Crystal Glass Power ReserveApproximately 60 hours Water Resistance>50 Meters Warranty & ReturnWarranty 8Hourz offers 2 years warranty on all watches. Return Buyers are free to return the parcel in 7 days if you are not satisfied with the quality of items.