Important Collectors Wristwatches, P...
Geneva, Hotel Des Bergues, Oct 20, 1991
Patek Philippe & Cie., Genève, No. 191427, case No. 611302, circa 1920. Rare and very fine stainless steel , keyless pocket chronometer, with up-and-down indicator, awarded the second prize for pocket chronometers at the Geneva Observatory Contest in 1926, in original mahogany fitted box and outer travelling box.
C. Three piece, massive "bassine" polished. D. Silvered with Breguet numerals, subsidiary seconds and winding indicator. Blued-steel "pear" hands. M. 22? Rhodium plated, "Extra quality", bearing the Geneva quality marks, 21 jewels, counterpoised lever escapement, brassinvar Guillaume balance, blued-steel balance spring with terminal curve and swan neck micrometric index. Very good condition. Diam. 60 mm.