English silver deck chronometer with original box Circa 1829

Extremely rare deck chronometer
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An extremely rare numbered deck chronometer with original box, made by Molyneux & Sons on 44 Devonshire street in London, England, circa 1829. The plain open faced was crafted from silver and the white enamel dial has black Roman hour numerals, a subsidiary seconds dial at six o’clock with black Arabic numerals and blued steel hands. The very fine chronometer movement in the manner of Earnshaw has a helical hairspring and a diamond end stone.
Box, case, dial and movement have matching numbers and box and movement are signed.
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Diameter: 59  mm
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Weight: 172 g
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Dimensions: 9 x 10.5 cm (box)
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Signed: Molyneux & Sons
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Robert Molyneux was a student of Thomas Earnshaw and adopted his technique.