12,650 CHF
Ulysse Nardin, Locle, Suisse, No. 4054, circa 1940.Fine and rare prototype, 2 day-going marine chronometer with special balance and power reserve indication, in its water-resistant aluminum and nickel cylindrical box. Brass bowl with threaded glazed bezel gimbaled in two-body round aluminum box with hinged glazed top, aluminum handles, front key-lock, gimbal ring locked by swiveling arm, spring-loaded stabilizing lever. 83 mm, frosted gilt brass, baluster pillars, secured by screws, fusee and chain, Earnshaw spring-detent escapement, anibal-steel Guillaume compenation balance with four round weights, special steel alloy free-sprung helical balance spring with terminal curves, jeweled to the center.Signed on the dial, movement and case.Dim. Bowl 11 cm diam., box 18 cm diam. Notes The cylindrical waterproof box that holds this chronometer was an exhibition prototype, and was never sold. Although the dials indicate an 8 day power reserve, the movement is actually a 2 day-going one. This is a typical compromise in pieces intended for exhibition.
Auctioneer:
Antiquorum
Date:
2001-11-11
