Swiss 18K gold and enamel cylinder pocket watch Circa 1800

Gold gentleman’s watch with en grisaille painting
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An elegant Swiss gold and enamel open faced cylinder gentleman’s pocket watch, circa 1800. Frosted gilt full plate movement, hand-engraved with foliage decor, keywind, polished screws, lavishly florally engraved going barrel, three-arm steel balance, blued balance spring, engraved regulator scale. Engine-turned case back covered with cobalt blue translucent enamel with an en grisaille depiction of a galant scene, florally decorated border on both sides. White enamel dial with radial Roman numerals and gold poker & beetle hands.
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Diameter: 55 mm
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Weight: 64 g
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Signed: No name
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A grisaille (en grisaille), or grey painting, is a painting in which one does not apply natural colours but restricts oneself to depicting things in all possible shades of the same colour, usually grey or brown.