French gold and enamel quarter repeating cylinder Circa 1780

Gold and enamel repeating French cylinder pocket watch
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A French quarter repeating cylinder in a diamond set gold and enamel consular case, circa 1780. Full plate gilt fusee movement. Finely pierced and engraved bridge cock with steel coqueret, plain three-arm gilt balance with blue steel spiral hairspring. Silver regulator dial with blue steel indicator. Round pillars. Push pendant a toc quarter repeating on two blocks set in the case. Polished steel cylinder and large brass escape wheel. Winding through the white enamel dial, black Arabic numerals and red numerals at the quarters, gold beetle and poker hands. Three color gold consular case with a fully restored circular polychrome enamel portrait of a young lady on the back. Surrounding the portrait a band of applied gold work set with diamonds and green enamel. Sprung front bezel opened by pressing a pin recessed in the edge, rare concealed hinge. Gold push pendant and bow.
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Diameter: 42 mm
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Depth: 9 mm
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Signed: Mandion A Paris