French gold quarter repeating cylinder pocket watch Circa 1821

Gold quarter repeater by Pierre Le Roy
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A very fine and rare French gold open faced quarter repeating cylinder pocket watch, circa 1821. Matte gilt dial, standing barrel, jeweled ruby cylinder escapement, gilt three armed balance, flat balance spring, index regulator, repeating on square section gongs activated by depressing the pendant. Hinged gilt cuvette with apertures for the winding and hand setting. Case engine turned à grains d’orge, bolt at 1 to lock the repeating, the back cover with small central engraved monogram. Silver engine turned case, black painted Roman numerals, outer minute and seconds track, original blued steel Breguet hands. Dial and cuvette signed.
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Diameter: 55 mm
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Signed: Pierre Le Roy Rue St. Mederic
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Pierre Le Roy. Recorded as working in the Rue St. Mederic in 1820.