Swiss 20K gold, enamel and pearl set pocket watch Circa 1790

Gold quarter repeating verge 
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A Swiss 20 carat gold, painted on enamel and pearl set quarter repeating pocket watch with a glazed gilt metal outer protecting case, circa 1790. A Louis XVI case with a split pearl set bezel, the enamel back panel painted with a courting couple beneath a canopy, the inscription Gage d’Amitié, painted over a blue ground. White enamel dial with Arabic numerals, outer dot minute divisions, Arabic fifteen minute numerals and gold pierced interlaced hands. Hinged gilt brass, full plate movement with conical pillars, fusee with chain, verge escapement, plain brass three arm balance, flat balance spring, gilt brass continental cock pierced and engraved with the inscription D. & Co., polished steel end piece, repeating on a bell in the back of the case activated by depressing the pendant. Dial and movement signed.
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Diameter: 55 mm
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Signed: Louis Duchène et Compagnie  Genève
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Louis Duchène & Fils recorded from about 1791 to about 1820, they are known for coach watches with grande and petite sonnerie and calendar, repeating the minutes and quarters, watches with champlevé enamel and ‘fantaisie’ watches.