Early English gold 1/8 repeater with chatelaine Circa 1786

Early repoussé repeater with subsidiary seconds and duplex escapement
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Early repoussé pair cased pocket watch 1/8 hours repeater, subsidiary seconds and duplex escapement, original golden chatelaine, John Brockbank London circa 1786, 22 carat gold pair cased, 1786, outer case repoussé, case maker Joseph Carpenter, inner case also 22 carat gold, beautiful pierced and engraved, bell, visible splendid pierced and engraved cage and regulating disc, ornamented movement, cage with portrait and big diamond endstone, main plate signed Brockbank, duplex escapement, 1/8 hours repeater with a bell, signed enamel dial, winding through the back, solid pink gold hands, corresponding and very solid gold chatelaine.
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Diameter: 60 mm
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Weight: 202 g
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Signed: John Brockbank
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Important London chronometer maker Famous watch also noted in literature Edgecumbe, Richard The Art of the Gold Chaser in Eighteenth-Century London.