French 18k gold and enamel verge watch Circa 1780-1799

Gold and enamel keywound verge by Marchand & Fils
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A French 18 carat gold and enamel open faced keywound verge watch, circa 1780-1799. Gilt finished full plate verge movement, chain fusée, pierced cock balance, three armed balance, rounded pilasters. White enamel dial with Roman numerals and outer calibrated five minute divisions with Arabic numerals. Polychrome enamel port scene with fisherman to the case back, white enamel dot border, outer green enamel leaf motif repeated to the front bezel. Movement signed and numbered.
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Diameter: 41 mm
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Signed: Marchand & Fils Paris