Important Wristwatches, Watches & Clocks
Geneva, Hotel Des Bergues, Oct 14, 1990
Patek Philippe & Cie, Genève, No. 771987, Ref. 3940, present series. Very fine, flat, astronomic, platinum gentleman's wristwatch, with perpetual calendar and moon phases.
C. massive, polished, satined, concave bezel, sapphire crystal. D. mat silver with applied platinum indexes + auxiliary dials for the days of the month, of the week, the 24 hours, the months and the leap year, aperture for the lunation. "Dauphine" platinum hands. M. 240 Q, rhodiumed, "fausses-côtes" decoration, 27 jewels, lever escapement, Giromax balance adjusted to heat, cold, isochronism and 5 positions, selfcompensating Breguet balance-spring, mobile stud bearer, 22 ct gold micro-rotor mounted on bail bearings, monodirectional winding. Dial, case and movement signed. In mint condition. Diam. 36 mm.