English gold 7½ minute repeating chronometer watch Circa 1840

Gold repeating chronometer by George Moore
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A rare and very fine English 18 carat gold 7½ minute repeating chronometer pocket watch, London Hallmarked 1840. Full plate movement with spring detent escapement in the manner of Thomas Earnshaw, bimetallic big chronometer balance with gold screws, diamond endstone, engraved bridge, repeating the hours, quarter hours and 1/8. White enamel dial with Roman hours and outer minute divisions, subsidiary seconds, fine steel fleur-de-lys hands. Plain case, case maker’s punch LC for Louis Comptesse, Soho, London. Dial and cuvette signed and numbered, case and movement with matching numbers, movement signed.
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Diameter: 53 mm
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Weight: 151 g
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Signed: G. Moore 23 Percival Street London
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Chronometers with an escapement in the manner of Earnshaw and an additional repeater are a rarity.
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George Moore was listed working from 1814-1894 and was a partner of Frodsham.
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The manufacturer of the fine gold case was Louis Comtesse, one of the best watchmakers of his time.