Patek Philippe, white gold Calatrava gentleman's watch, Ref 3520.10, 18ct white gold watch with a silver dial, black baton numerals, and black needle hands. Features a hobnail bezel and manual-wound movement. Comes with a black leather band and Patek Philippe white gold buckle, case 32 mm, case serial # 2686053,movement # 1171490. Sealed plastic bag and Patek cardboard box, precision timing paper work