The Longitude at the Eve of the Third...

Geneva, Hotel Des Bergues, Oct 23, 1999

LOT 146

Watson Bros., 29 Old Bond Street, London,No. 28980, with London hallmarks for 1894-95.Fine 18K gold keyless watch with thermometer and aneroid barometer.

C. Double body, massive, "bassine", polished, the engine-turned back centred with an Arabic monogram. D. Frosted silver with Roman numerals, outer barometer scale, mercury thermometer glass tube and small sector for the Fast/Slow regulator index. Blued steel "spade" hands. M. 18''', frosted and gilt, three-quarter plate with cylindrical pillars, going barrel, English lateral lever escapement with pointed tooth escape wheel, cut bimetallic balance, blued steel balance spring with terminal curve.Signed on the dial, numbered on the movement.Diam. 57 mm.