This is an authentic PATEK PHILIPPE 18K Yellow Gold Alligator 26mm Calatrava Manual Winding Watch White 4860. The watch is crafted of 18 karat yellow gold and features a white dial, black hands and hour markers, black alligator strap, sapphire crystal, and a manual winding movement. Follow this item for alerts. Patek Philippe is a registered trademark of Patek Philippe. FASHIONPHILE is not affiliated with Patek Philippe.