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Of the 12 cities listed, included are Port Natal, Sidney (sic), Madras, New York, Sevastopol, Calcutta, St Petersburg and Paris. It also strikes the quarter hours on eight bells driven by a triple fusee movement.

Its Long Street Salerooms appearance on December 10 is thought to be the first time that the 2ft 3 1/2in (70cm) high clock had been on the open market since it was presented to an ancestor of the vendors nearly 150 years ago.

With a bank of telephone bidders, five-figure commission bids from collectors in the South West and the US, bidding rose quickly to £20,000 and then stopped at £21,000, when the clock went to a UK dealer on the telephone.