Audemars Piguet Royal Oak Offshore Chronograph Ref. 26470ST.OO.A101CR.01 features a 42mm all stainless steel case with ceramic chronograph pushers and a ceramic collar on the screw-down crown. Black dial with "Mega Tapisserie" pattern, white Arabic numerals, and chronograph registers with white font and a very fine concentric circle finish. The tachy markers on the inner bezel are red in color, as are the central seconds hand and the chronograph subregister hands. Sapphire caseback exhibits the 50 hour power reserve, 365-piece Calibre 3126 / 3840 Manufacture with a gold, AP-etched winding rotor. The watch is on the original red stitch/black leather hornback strap with matching brushed stainless steel AP tang buckle.