5,520 CHF
Hatton & Harris No. 523, bearing the London hallmarks for 1831. Fine silver pocket chronometer, in original mahogany fitted box. Three body, engine-turned with integrate cuvette. White enamel with Roman numerals and subsidiary seconds. Gold Breguet hands. GiIt brass, hinged full plate with cylindrical pillars, the fusee with maintaining power, Earnshaw spring detent escapement, two arm compensated balance with trapezoidal poising weights and timing screws, free sprung blued steel helical balance spring with terminal curves, diamond endstone. Signed on the dial. In good condition. Diam. 56 mm.
Auctioneer:
Antiquorum
Date:
1993-04-25