PATEK PHILIPPE REF. 3445 AUTOMATIC, YELLOW GOLD Patek Philippe, Genève, movement No. 1120397, case No. 312316, Ref. 3445. Made circa 1962. Very fine and rare, self-winding, water resistant, 18K yellow gold wristwatch with date with an 18k yellow gold Patek Philippe buckle. Two-body, polished and brushed, stepped bezel, lapidated angled lugs, screw down case back. Satiné silver with applied yellow gold baton indexes, outer minute division, subsidiary dial for the seconds, aperture for the date. Yellow gold baton hands. Cal. 27-460 M, stamped twice with the Seal of Geneva quality mark, rhodium-plated, fausses cotes decoration, 37 jewels, straight-line lever escapement, Gyromax balance adjusted to heat, cold, isochronism and 5 positions, shock absorber, selfcompensating Breguet balance spring, 18K gold rotor. Dial, case and movement signed. Diam. 35 mm. Thickness 10 mm. Notes 266: Patek Philippe introduced reference 3445 in 1961 and it was in production through 1981.