This is an authentic AUDEMARS PIGUET Ceramic 18K Rose Gold Rubber 44mm Royal Oak Offshore Chronograph Automatic Watch Black 26400RO.OO.A002CA.01. This watch is crafted of 18 karat rose gold and features an automatic movement with chronograph and date complications, a textured Mega Tapisserie dial, exhibition caseback, and a black rubber strap. Follow this item for alerts. Audemars Piguet is a registered trademark of Audemars Piguet. FASHIONPHILE is not affiliated with Audemars Piguet.