English musical watch made for the Chinese market Circa 1820

Gold, enamel and pearl-set watch
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A very fine and rare, large English, musical, 18K gold, painted on enamel and pearl-set pocket watch, circa 1820. Playing music on the hour or at will. Accompanied by a fitted box. Summer Bouquet, attributed to Piguet & Meylan, Genève, signed by Charman, London. Made for the Chinese market. An empire case, reeded band, split pearl-set bezels, pendant and bow, the back painted on enamel with a bouquet of summer flowers against an opalescent enamel ground, the scalloped border decorated in pale blue and white champlevé enamel.
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Hinged gold cuvette. White enamel dial with radial Roman numerals, outer minute track, subsidiary seconds. Gold spade hands. A gilt movement, going barrels for the going and musical trains, cylinder escapement, brass three-arm balance, the balance and the steel escape wheel jewelled, flat balance spring, index regulator, sur plateau musical movement with 24 tuned steel teeth playing on both sides of the pinned disc. Dial, cuvette and movement signed by Charman, dial plate punch numbered.
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Diameter: 61 mm
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Signed: Charman  London
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Charman Recorded working in London from the beginning of the 19th century. He specialized in making watches for the Chinese market.