Vacheron & Constantin, Genève, No. 513871, case No. 265164, circa 1940. Extremely rare aluminium keyless dress watch. | Important Collectors Wristwatches, Pocket Watches, Clock | Geneva, Hotel Des Bergues, 20th October 1991

Important Collectors Wristwatches, P...

Geneva, Hotel Des Bergues, Oct 20, 1991

LOT 398

Vacheron & Constantin, Genève, No. 513871, case No. 265164, circa 1940. Extremely rare aluminium keyless dress watch.

CHF 12,000 - 15,000

C. Three piece "demi-bassine" polished and satiné. D. mat aluminium with applied aluminium Breguet numerals and subsidiary seconds. Polished aluminium Breguet hands. M. 16"', alminium, 439/7 caliber, "fausses côtes" decoration, 17 jewels, straight line lever escapement, cut bimetallic balance, Breguet balance spring with swan-neck micrometric index. Signed on the dial and movement. In very good condition. Diam. 44 mm.

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The total weight of this watch, including case, movement, dial, hands and the glass, is 20 grains. These watches were produced in very limited numbers, with even fewer examples being sold.