French verge pocket watch with hidden erotic scene Circa 1810

Open faced pocket watch attributed to Girardier Laine
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A rare French verge pocket watch with a hidden painted enamel erotic scene, circa 1810.
Smooth silver case; gilt verge movement; decorated enamel dial with decentralized time indication, 2 silver cartouches with an illustration of turkeys, a silver hinged lid on the top, triggered by lateral levers and an enamel plaque with erotic scene underneath.
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Diameter: 53 mm
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Weight: 100 g
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Signed: Girardier Laine Paris