This is an authentic AUDEMARS PIGUET Tantalum 33mm Royal Oak Championship Quartz Watch Grey 56175TT.00.0789TT.01. The watch is crafted of tantalum and features a gray dial, luminescent hands and hour markers, date indicator, sapphire crystal, and a Swiss quartz movement. Follow this item for alerts. Audemars Piguet is a registered trademark of Audemars Piguet. FASHIONPHILE is not affiliated with Audemars Piguet.