French 18K gold quarter repeating à toc verge watch Circa 1800

Gold open faced pocket watch
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An open faced quarter repeating á toc pocket watch made by the royal watchmaker Basile-Charles Le Roy in Paris, France, circa 1800. The numbered case of this watch, crafted from 18 carat gold, features French Hallmarks. The white enamel dial has Breguet hours, outer minute divisions with Arabic quarter hour numerals and moon hands. The numbered movement is equipped with a verge escapement and repeats the quarter hours.
The dial, cuvette and movement are signed.
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Diameter: 50 mm
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Weight: 98 g
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Signed: Le Roy à Paris
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Montre à toc. A ‘dumb’ repeater watch in which a hammer strikes the inside of the case to produce a muffled sound. Invented by Julian Le Roy in 1740.