Important Watches, Wristwatches and C...

Geneva, Hotel Des Bergues, Apr 25, 1993

LOT 311

Breguet, No. 3762, made in 1938. Fine 18 ct. two coloured gold, keyless pocket chronometer, with Bulletin de 1ère classe, catégorie A, on 13 June 1938 at the National Observatory of Besançon and awarded the gold medal at the 44th timing contest, 1938-1939, with 250,82/300.

CHF 10,000 - 12,000

C. double body, massive, "Empire", polished with reeded band and white gold rims, the monogram: "A.G." , engraved on the back. Gold hinged cuvette, engraved with the awarded prize. D. Satine silver with Breguet numerals and subsidiary seconds. Gold Breguet hands. M. 18-, rhodium plated, "fausses côtes" decoration, 20 jewels, straight line lever escapement, brass-invar Guillaume balance, adjusted by G. Grogg, blued steel balance spring with terminal curve. Signed on the dial, case and movement. In very good condition. Diam. 49 mm.


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Notes

The head of viper mark on the movement , was punched by the observatory of Besançon in order to certify the contest. Mean average daily rate: +/- 0.169 Mean average in 6 positions: +/- 0.373 Compensation error: - 0.021 Secondary error: - 0.12 Restart period: - 0.54 Duplicate of the certificate and photocopies of the results are coming with the watch.