French two-train quarter striking and repeating coach watch Circa 1820

Silver striking and repeating coach watch by Gaston Jolly
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A very fine and rare French small silver open faced two-train quarter striking and repeating coach watch, circa 1820. Verge escapement. White enamel dial with gold painted Arabic hours and outer minute divisions. Plain case. Dial signed, movement signed and numbered.
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Diameter: 62 mm
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Signed: Gaston Jolly à Paris
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Gaston Jolly was working in the Rue Pavée St-Sauveur in Paris between 1810 and 1820 and in Boulevard Poissonière from 1820.