Swiss gold, enamel and stone set cylinder watch Circa 1850

Gold full hunter cylinder watch with chain
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A Swiss gold, enamel and stone set hunting cased key wound cylinder pendant watch made by Patek & Co in Geneva, circa 1850. Frosted gilt finished cylinder movement, plain three armed balance. Engraved gold cuvette. White enamel dial with Roman numerals and blued steel hands. Decorative engraved case, front cover decorated with translucent green enamel over a guilloché background, set with stones, the back cover decorated with translucent red enamel over a guilloché background, centred with stylized initials within a shield. Cuvette signed and numbered, case numbered. With a gold link chain decorated with translucent green enamel.
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Diameter: 34 mm
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Signed: Patek & Co à Genève