Colourful French 20 carat gold cylinder pocket watch Circa 1770

Gold, enamel and diamond-set watch
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A colourful French 20 carat gold, painted-on enamel and diamond-set pocket watch, circa 1770. A Louis XV case, the back finely decorated with painted-on enamel and champlevé flowers and foliage on a hatched chased ground, the bezel decorated en suite. White enamel dial, radial Roman numerals, outer minute track and Arabic five-minute numerals, winding aperture between 3 and 4 o’clock and gold Louis hands. Frosted gilt, full-plate movement with turned pillars, fusee and chain, cylinder escapement, three-arm steel balance with flat balance spring, pierced and chased balance clock with diamond endstone, silvered regulation dial. Movement signed.
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Diameter: 46 mm
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Thickness: 23 mm
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Signed: Bartholony  Paris