This is an authentic AUDEMARS PIGUET 18K Rose Gold Alligator 41mm Royal Oak Chronograph 50th Anniversary Automatic Watch Black 26240OR.OO.D002CR.01. This timepiece is crafted from 18 karat rose gold and features a black "Tapisserie" dial, chronograph complication, date indicator, 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.