PATEK PHILIPPE Ref 3523/1 About 1966 N° 2648495 Men's wristwatch in 18k (750) yellow gold, gilt dial, hour markers, mechanical winding movement caliber 175 No. 1133397, integrated 18k yellow bracelet with signed buckle. Dial, case and movement signed. The watch comes with its case and papers. Gross weight 77.7 8 Length 19 cm