Fine Swiss 18K yellow gold keyless pocket watch Circa 1880

Gold open faced lever pocket watch
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A fine Swiss 18 carat yellow gold keyless pocket watch, circa 1908. Accompanied by the original fitted box, Certificate, spare crystal and spare mainspring. A polished case, the back with foliate cartouche engraved Dr. Egas. and a hinged gold cuvette. White enamel dial with painted radial Roman numerals, outer minute track, five minute Arabic markers, subsidiary sunk seconds dial and gold spade hands. Nickel movement, Geneva striping decoration, 15 jewels, wolf’s tooth winding, straight line lever escapement, cut bimetallic compensation balance with blued steel Breguet balance spring, index regulator. Dial, case, cuvette and movement signed.
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Diameter: 52 mm
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Signed: Humbert – Ramuz & Co.  Chaux de Fonds
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Accompanied by the original fitted box and certificate