Important Collectors Wristwatches Po...
Geneva, Hotel Des Bergues, Apr 22, 1995
Roskopf Patent, circa 1900. Rare and fine 18 ct. gold keyless watch.
C. Four body, massive, "bassine et filets", entirely engraved with a floral and foliage decoration. Gold cuvette engraved with a decoration matching that of the case. D. White enamel with Roman numerals and outer red Arabic minute ring. Gilt brass "Louis XV" hands. M. 18"', nickel plated, three quarter plate, 12 jewels, typical Roskopf patented pin-pallet lever escapement, cut bimetallic balance, Breguet balance spring. Signed on the dial. Roskopf patent trade mark on the case, cuvette and movement. In very good condition. Diam. 52 mm.