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Hotel Nogalhilton Geneve, Nov 11, 2001

LOT 266

Jules Jürgensen, Copenhagen, made in Switzerland, No. 12541, circa 1880.Very fine 18K gold and enamel, hunting cased, keyless pocket watch.

C. Four-body, "bassine et filets" with flat covers, solid, front with elaborate champlevé enamel monogram, back with engraved coat-of-arm, gold, hinged glazed cuvette.D. White enamel, Roman numerals, outer minute ring, subsidiary sunk seconds. Blued steel, Breguet hands.M. 41,4 mm (18'''), nickel, 21 jewels, straight line long calibrated lever escapement, cut-bimetallic compensation balance with blued steel Breguet balance spring, off-center index regulator with Jürgensen micrometer scale, Jules Jürgensen patented hand-setting mechanism by means of the folding bow, patented on 15 January 1867.Signed on dial, case and movement.Diam. 52 mm.