Swiss 18K varicoloured gold and enamel verge watch Circa 1800

Gold and enamel verge watch
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A fine Swiss 18 carat varicoloured gold and enamel open faced verge pocket watch, circa 1800. Frosted gilt full plate movement with flared turned pillars, fusee and chain, a verge escapement with micrometric potence adjustment, three-arm brass balance, flat balance spring, pierced and chased continental balance cock and polished steel endplate. White enamel dial with Arabic hours, outer star minute divisions with Arabic 15-minute numerals, a winding aperture at 2 o’clock, and partially replaced pierced and arrow gold hands. A hinged bezel with raised varicoloured gold leaf decoration, the case back with an engraved scene of a classical juvenile with birds in a landscape, highlighted with blue and white enamel, the border matching the bezel. Dial signed, movement signed and numbered.
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Diameter: 50 mm
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Signed: Ls. Duchène & Fils
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Louis Duchène & Fils. Recorded in Geneva, Switzerland, from about 1790 to 1820. The company was known for its coach watches with grande and petite sonnerie, a calendar, repeating the minutes and quarter hours, timepieces with champlevé enamel and ‘fantaisie’ watches.