Fine Chinese silver pocket watch with centre seconds Circa 1865

Fine silver pocket watch made for the Chinese market
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A fine Swiss silver pocket watch with centre seconds made by Léo Juvet, Shanghai, made for the Chinese market, circa 1865.
Two-body, consular, polished and spring-loaded back case. Hinged and sprung glazed cuvette.
White enamel dial, narrow radial Roman numerals, outer minute divisions and Arabic 15-second numerals. Blued steel ovoid hands.
Gilded, Chinese calibre and entirely foliate engraved movement with 10 jewels, free-standing barrel, counterpoised lateral lever escapement, bimetallic compensation balance, flat balance spring and an index regulator.
Dial, case and movement signed Juvet in Chinese characters.
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Diameter: 55 mm
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Signed: Léo Juvet, Shanghai