Swiss rose gold and enamel mandolin form watch Circa 1830

Mandolin shaped verge watch
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A Swiss rose gold and enamel keywound verge mandolin form watch with concealed dial, circa 1830. Keywound verge movement, chain fusée. Concealed white enamel dial with Breguet numerals, hinged within a mandolin form case with cream and translucent red enamel panels, black enamel border, gold foliate design to the red enamel, the cream enamel sound board with blue enamel sound hole with decorative gold leaf pattern, the black enamel neck with gold frets, eight twisted gold strings attached to gold tuning keys on a blue enamel head, with gold chain attached to the case and head. Movement numbered.
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Lenght: 64 mm
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Signed: No name