Audemars Piguet Rose Gold Royal Oak Automatic Extra-Thin Watch This Audemars piguet watch from Royal oak series features a precise automatic movement encased in 18kt rose gold case 39 mm diameter with scratch resistant sapphire crystal. In addional this Audemars Piguet watch features blue dial, fixed bezel, screw down crown. This watch rests comfortably on your wrist with its 18kt rose gold bracelet secured by deployment clasp. Audemars Piguet Rose Gold Royal Oak Automatic Extra-Thin Watch.