Swiss 18 carat gold watch with cylinder escapment Circa 1880

Diamond lady’s pendant watch
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A lady’s elegant diamond set pendant watch with cylinder escapement, circa 1880. 18k gold case, applied, diamond set floral gold ornaments, engraved, chased, signed gold dome. Dial is enamel, radial Roman numerals, blued spade hands. Bridge movement, keywind, frosted, gilt, blued screws, three-arm brass balance, blued balance spring, ruby endstone on escape wheel.
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Diameter: 33 mm
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Weight: 28 g
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Signed: Blondel & Melly Genève