This is an authentic AUDEMARS PIGUET Ceramic Alligator 48mm Royal Oak Offshore Legacy Arnold Automatic Watch Black 26378IO.OO.A001KE.01. The watch is crafted of ceramic and features a black ceramic bezel surrounding a black Mega Tapisserie dial, three sub-dials, black alligator strap, sapphire crystal, and an automatic movement. Follow this item for alerts. Audemars Piguet is a registered trademark of Audemars Piguet. FASHIONPHILE is not affiliated with Audemars Piguet.