Swiss gold open faced cylinder pendant watch Circa 1850

Gold and enamel cylinder watch by Patek & Cie
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A Swiss gold and enamel open faced cylinder pendant watch, circa 1850. Frosted gilt finished cylinder movement, plain three armed balance. Gold cuvette. White enamel dial with Roman numerals and blued steel hands. Case with multi coloured painted enamel scene depicting a lady playing the tambourine to her young son in a pastoral setting, white enamel decorative border. Cuvette signed and numbered, case numbered.
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Diameter: 30 mm
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Signed: Patek & Cie Genève