7,475 CHF
Patek Philippe & Cie. , Genève, No. 190982, case No. 410869, circa 1920.Very fine 18 ct. gold, keyless pocket chronometer, awarded the third prize at the Geneva Astronomical Observatory Timing Contest 1924-1925. Three body, massive, "demi-bassine", polished, with invisible hinges. Gold cuvette engraved with the awarded prize. White enamel with Roman numerals, sunk subsidiary seconds. Blued steel Breguet hands. 18-, rhodium plated, "Extra quality", "fausses côtes" decoration, bearing the Geneva quality mark, 20 jewels, one gold screwed setting, counterpoised adjustable straight line lever escapement, brass-invar Guillaume balance, eight adjustments, blued steel balance spring with terminal curve and swan-neck micrometric index. Signed on the dial, case and movement. In very good condition. Diam. 50mm.
Auctioneer:
Antiquorum
Date:
1992-04-11
