Patek Philippe Perpetual Calendar Chronograph 2499

Patek Philippe & Cie, Genève, No. 869349, case No. 2637690, Ref. 2499, circa 1968. Produced in 349 examples between 1950 and 1985, third series with round buttons and crystal glass from circa 1960 to 1978. From 1978, becomes 2499/100 with sapphire crystal. Fine and rare, astronomic, 18 ct gold gentleman's wristwatch with round button chronograph, register, perpetual calendar and moon phases., CHF 100,000 - 120,000Sold: CHF 143,750 C. massive, polished, concave bezel. D. mat silver with applied gold indexes + auxiliary seconds and 30 minutes register dials, graduation for the days of the month, apertures for the days of the week, the months and the lunations, "Feuille" gold hands. M. 13", rhodiumed, " fausses-côtes" decoration, 23 jewels, lever escapement, monometallic balance adjusted to 8 positions, selfcompensating Breguet balance-spring, micrometer regulator. Dial, case and movement signed. In very good condition. Diam. 38 mm.