Gold Swiss watch with gold and enamel chatelaine Circa 1780

Gold and enamel verge watch with chatelaine
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A Swiss gold and enamel verge pocket watch with corresponding chatelaine, circa 1780.
multicoloured 18 carat gold case, face with jewels, also jewels and oval enamel portrait on back, some jewels missing, signed verge movement.
Enamel dial, hands with jewels, with corresponding and multicoloured gold chatelaine, 18 carat gold, also decorated with an oval enamel portrait of a young woman and jewels.
Full plate fire gilt movement, silver regulator disc, Pierced and engraved cock.
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Diameter: 39 mm
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Weight: 49 g
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Signed: Marchand