French splendid gold verge watch with jewels Circa 1800

Open faced pocket watch by Louis Humbert
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A French splendid three-colored gold verge watch with jewels, circa 1800.
18 carat gold case with 3 different gold nuances and Garnet stone; movement with a verge escapement; very fine and signed gold dial with Roman numerals and blued Breguet steel hands. Dome, movement and dial signed.
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Diameter: 40 mm
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Weight: 47 g
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Signed:  Louis Humbert Paris