A TWO-DAY MARINE CHRONOMETER

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A TWO-DAY MARINE CHRONOMETER
George Blackie, No. 813

the silvered dial signed and numbered GEORGE BLACKIE 392, STRAND, LONDON. LONDON, PRIZE MEDALS, LONDON & PARIS 1862, 1867, No. 813, Roman hour numerals gold hour and minute hands, subsidiary seconds and up-and-down dials with blued steel hands, Earnshaw escapement, cut bimetallic balance, circular heat compensation weights, blued steel helical balance spring, spring foot detent with jewelled locking stone, brass bowl numbered 813, gimballed in plain three-tier mahogany box, centre section with bone ivory disc inscribed 813, recessed brass handles
96mm. dial diam., 178mm. sq. box

Lot Essay

This chronometer is circa 1870.

George Blackie entered his two-day chronometer No. 826 in the 1871 Greenwich Annual Trial, giving his address as 24 Amwell Street, Clerkenwell, London.

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