Important Wristwatches, Watches & Clocks
Geneva, Hotel Des Bergues, Oct 14, 1990
Patek Philippe & Cie., Genève, No. 931976, case No. 332425, ref. 725/4, made in the 1960's. Fine 18 ct. gold moon phase astronomical keyless dress watch with a digital perpetual calendar, in original mahogany fitted case, with certificate.
Three piece massive, "variée carrure carrée" polished and satiné case. Mat silver dial with applied gold Arabic numerals and indexes, apertures for the days of the week, the months, the dates and the phases of the moon. Gold " dauphines" hands. Fine rhodium plated 17"'-170 movement bearing the Geneva quality mark, "fausses côtes" decoration, 18 jewels, straight line lever escapement, cut bimetallic balance adjusted for heat and cold, isochronism and five positions, Breguet balance spring with a swan neck micrometric index. Signed on the dial, case and the movement. In excellent condition. Diam. 46 mm.