Sold for:
17,700 CHF

“OBSERVATORY CHRONOMETER” Omega, “Chronomètre Observatoire”, No. 3999780. Made in 1912. Very fine rare and important, silver and pink gold keyless pocket chronometer with Guillaume balance, one of 360 pieces made in 1912 for inclusion in Observatory trials. This watch is sold with a box, Certificate of Authenticity and 2-year Omega guarantee. Three-body, “bassine et filet”, solid, polished, pink gold bezel thumb piece and hinges, hinged silver cuvette. White enamel with bold Paris numerals, outer minute track, sunk subsidiary seconds. 21’’’ Observatoire, frosted gilt, 21 sapphire jewels, Guillaume balance with gold and platinum timing screws, blued steel Breguet balance spring with Philipps double terminal curves, “swan-neck” micrometer regulator. Case, dial and movement signed. Diam. 56.7 mm. Property of an English Gentleman Notes Caliber 21’’’ Observatory was produced as follows: - 1911: 12 pieces, “Observatory Deck Chronometer” version, barrel with Maltese cross (nos. 3,818,312 to 3,818,323) - 1912: 360 pieces, idem, (nos. 3,999,776 to 4,000,135) - 1916: 6 pieces, “Observatory Deck Chronometer” version (without Maltese cross) (nos. 5,035,790 to 5,035,795).


Antiquorum

Auctioneer:
Antiquorum

Date:
2007-04-15

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