Yellow Gold Ref. 1518, 1st series Patek Philippe & Co, Genève, movement No. 862928, case No. 628624, Ref. 1518, 1st series. Made in 1942, sold on June 2nd, 1943. Very fine and very rare, astronomic, 18K yellow gold wristwatch with square button chronograph, register and tachometer, perpetual calendar, moon phases, and an 18K yellow gold Patek Philippe buckle. Accompanied by the Extract from the Archives and a fitted leather-covered box.

C. Three-body, polished and brushed, concave bezel, correctors on the band. D. Matte silver with applied yellow gold Arabic numerals and dot indexes, subsidiary second and 30-minute register dials, graduation for the days of the month, outer tachometer graduation, apertures for the days of the week, the months and the moon phase. Luminous yellow gold baton hands. M. 13???, rhodium-plated, stamped with the Seal of Geneva quality mark, fausses cotes decoration, 23 jewels, lever escapement, monometallic balance adjusted to 8 positions, self compensating Breguet balance spring, micrometer regulator. Dial, case and movement signed. Diam. 35 mm. Thickness 12 mm.