拍品43
43
William Hardy. A keywound chronometer movement in later silver case
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William Hardy. A keywound chronometer movement in later silver case

SIGNED WM HARDY, LONDON, NO. 607, CIRCA 1800

Details
William Hardy. A keywound chronometer movement in later silver case
Signed Wm Hardy, London, No. 607, circa 1800
Chain fusée movement, spring detent escapement, large bimetallic compensation balance, free sprung blued steel helical hairspring, diamond endstone, later silver cuvette, white enamel dial, eccentric hour dial, Roman numerals, large subsidiary seconds, later plain circular case, movement and dial signed and numbered
61 mm. diam.
Special notice
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拍品专文

William Hardy (active 1800-30) was a skilful maker, living in Coppice Row, Coldbath Square, Clerkenwell. He devised, amongst other inventions, a compensation balance as well as an escapement for clocks, which both obtained prizes from the Society of Arts.

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