Swiss 18 carat rose gold open faced lever watch Circa 1905

Rose gold ladies’ watch
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A Swiss 18 carat rose gold open faced pocket watch made by Vacheron Constantin SA in Geneva, circa 1905. The movement with a lever escapement. White enamel dial with Arabic hour numerals, an outer minute track, small subsidiary seconds at 6 o’clock and gold hands. A polished case. Dial signed.
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Diameter: 29 mm
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Weight: 24 g
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Signed: Vacheron & Constantin Genève