French rose gold quarter repeating cylinder watch Circa 1810

Rose gold open faced quarter repeater with key
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A French 18 carat rose gold open faced quarter repeating cylinder pocket watch, circa 1810. Frosted gilt cylinder, 3-arm balance, two polished hammers striking on two gongs.
Two-tone champlevé, engine-turned and floral engraved centre, black Roman numerals on silvered ground with foliate decoration, black outer minute divisions, blued steel serpentine and spade hands. Engine-turned round case, foliate engraved band and bezels, push repeat via stem. Signed cuvette.
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Diameter: 56 mm
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Signed: L’epine à Paris
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Including yellow metal key