Swiss 18K gold and enamel centre seconds watch Circa 1835

Rare gold and enamel centre seconds duplex watch
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A rare Swiss gold and enamel open faced centre seconds duplex watch made for the Chinese market, circa 1835, duplex movement with engraved and damascened with blued steel and gilt foliate decoration, Chinese calibre with mirror polished wheel train and bridges, standing barrel, three-arm balance with wedge shaped blued steel weights, flat balance spring and index regulator, signed Bovet, Fleurier, white enamel dial, Roman numerals, outer track minutes/seconds divisions, Arabic quarter hour numerals, gold case fully decorated with painted enamel, bezels, pendant and bow decorated with pink, red, blue and green champlevé enamel, the back panel painted with a fine composition of summer flowers on a light purple background, hinged gold cuvette with engraved foliate decoration, signed on the movement.
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Diameter: 58 mm
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Signed: Bovet Fleurier