Patek Philippe, 18k Yellow Gold Wristwatch, Ref. 3528/3, circa 1960's Case: 26 mm x 30 mm, 18k yellow gold, two body, inscription on the case back, 2653358 Dial: sunburst gold, black Roman numerals and line markers, black baton hands Movement: Cal. 175, ultra-thin, manual winding, 18 jewels, Gyromax balance adjusted to heat, cold, isochronism and five positions. No. 1160586 Band: 18k gold integral band, 7 inches, fold over Patek Philippe clasp Signed: Patek Philippe on the case, dial, movement and clasp, 79.9 grams gross weight The original box accompanies this timepiece HID03101062020 © 2020 Heritage Auctions | All Rights Reserved