Swiss 18K rose gold open faced lever pocket watch Circa 1880

Rose gold gentlemen’s watch
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A Swiss 18 carat rose gold open faced pocket watch, circa 1880. The movement with a lever escapement.
White enamel dial with Roman hours, an outer minute track, outermost Arabic five minute numerals, subsidiary seconds at 6 o’clock and blued spade & whip hands. A  polished case. Case and movement numbered.
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Diameter: 48 mm
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Weight: 80.5 g
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Signed: Fabrique d’Ebauches