The Art of American Horology Part ll,...

Roosevelt Hotel, Madison Avenue @ 45th Street, Dec 04, 2002

LOT 369

Patek Philippe & Cie, Genève Ref. 2497, first series. Production of this reference started in 1951.Very fine and rare, astronomic, center-seconds, 18K yellow gold gentleman's wristwatch with perpetual calendar and moon phases and an 18K yellow gold Patek Philippe buckle.

C. three-body, solid, polished, concave bezel, fluted and curved lugs. D. matte silver with applied yellow gold Arabic numerals and dot indexes, auxiliary dial for the days of the month, apertures for the days of the week, the months and the moon phases. "Feuille" yellow gold hands. M. Cal. 27-SC Q , stamped with the Geneva Quality Hallmark, rhodium-plated, "fausses-côtes" decoration, 18 jewels, lever escapement, cut bime-tallic balance adjusted for heat, cold, isochronism and 5 positions, shockabsorber, Breguet balance spring, micrometer regulator.Dial, case and movement signed.Diam. 37 mm.