French gold quarter repeating pocket watch Circa 1810

Gentleman’s watch with ruby cylinder escapement
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A gentleman’s rare quarter repeating pocket watch and ruby cylinder escapement, circa 1810.
18k gold case, Parisian gold stamp 1798-1809, engine-turned, reeded band, slide for silence. Enamel dial, signed “Lucard” on the back side, Arabic numerals, blued Breguet hands. Bridge movement, keywind, frosted, gilt, 2 hammers, 1 gong, ruby cylinder escapement, three-arm brass balance, blued balance spring.
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Diameter: 54 mm
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Weight: 109 g
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Signed: L(oui)s Tavernier Paris