PATEK PHILIPPE REF. 3445/100 YELLOW GOLD Patek Philippe, Genève, No. 1232193, case No. 2784381, Ref. 3445/100. Made in the 1980s. Very fine and rare, self-winding, water-resistant, 18K yellow gold wristwatch with jump-type date and 18K yellow gold Patek Philippe buckle. Patek Philippe confirms that this case & movement were not born together. Two-body, polished, stepped bezel, facetted angled lugs, screw-down back. Satiné champagne with applied yellow gold baton indexes, outer engraved 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 côtes” decoration, 37 jewels, straight-line lever escapement, Gyromax balance adjusted to heat, cold, isochronism and 5 positions, shock absorber, self-compensating Breguet balance spring, 18K gold rotor. Dial, case and movement signed. Diam. 35 mm. Thickness 10.5 mm.