Swiss 18 carat gold open faced lever pocket watch Circa 1900

A Swiss 18 carat gold keyless wind open faced pocket watch, circa 1900. Jewelled nickel finish Swiss lever movement, cut and compensated bimetallic balance. White enamel dial, black Arabic numerals, black outer minute divisions, subsidiary seconds at 6 and blued steel spade hands. Polished hinged case. Dial and movement signed by retailer.
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Diameter: 50 mm