Swiss gold chronometer dress watch with long chain Circa 1926

Gold hunting cased keyless lever by Ulysse Nardin
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A fine Swiss 18 carat gold hunting cased keyless lever chronometer dress watch with 18 carat gold oblong link long chain, circa 1926. Frosted gilt movement, 17 jewels, straight-line lever escapement, cut bimetallic compensation balance with blued steel Breguet balance spring, swan-neck micrometre regulator. Gold hinged cuvette with engraved presentation inscription. White enamel dial with Breguet numerals, outer minute track, subsidiary seconds and original black spade hands. Polished case, the front with an offset blue champlevé enamel monogram ER. plainDial, case and movement signed, case and movement numbered.
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Diameter: 50 mm
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Signed: Chronomètre Ulysse Nardin Locle & Genève