Charming Swiss miniature gold enamel watch Circa 1850

Miniature gold and enamel open faced cylinder watch by LeCoultre & Cie
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A charming Swiss miniature gold and enamel open faced keywound cylinder watch, circa 1850. Keywound cylinder movement. Engine turned gold cuvette. Silvered dial with floral and scroll engraved centre, Roman numerals. Miniature case with engine turned case back and central painted polychrome enamel floral spray, milled band, with short chain and pin in the form of a key. Cuvette signed and numbered.
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Diameter: 19 mm
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Signed: LeCoultre & François à Genève