644,000 HKD
Vacheron & Constantin, Genève, No. 418184, case No. 92245-639264, 20th century. Extremely rare and important 18 ct. white gold, keyless pocket chronometer with one minute tourbillon regulator. Double body, "bassine", polished, with invisible hinges, yellow gold pendant and bow. White enamel with Breguet numerals and sunk subsidiary seconds. Blued steel "Breguet" hands. Glazed 18-, rhodium plated, "fausses côtes" decoration, 15 jewels, with going barrel. One minute tourbillon, the carriage with three polished steel equidistant arms and mat steel bridge, lateral lever escapement with brass-invar Guillaume balance, blued steel balance spring with terminal curve. Signed on the dial, case and movement. In very good condition. Diam. 58 mm.
Auctioneer:
Antiquorum
Date:
1993-06-10
