This is an authentic HUBLOT Tantalum Rubber 44mm Big Bang Automatic Watch Grey 301.AI.460.RX The watch is crafted in Tantalum and features a grey dial with black hands and hour markers, three sub dials, date indicator, sapphire crystal, black rubber strap, transparent case back, and an automatic movement. Follow this item for alerts. Hublot is a registered trademark of Hublot. FASHIONPHILE is not affiliated with Hublot.