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Thomas Mercer, London & St Albans. No.597

SOLD

English burr walnut mantel chronometer, the case with bevel glazed panel to the top and sides, inset spirit level bubble, adjustable brass bun feet, cast brass bezel to the silvered dial with Roman numerals and signed Thomas Mercer, London & St Albans, Est 1858, Makers to the Admiralty, and numbered 597 to the centre of the subsidiary seconds dial, with state of wind indicator, brass stop/start button and blued steel hands. The eight day fusee and chain movement with maintaining power, substantial spotted plates with four double screwed pillars.

The spotted escapement platform signed Mercer, 13 Jewels, with helical hairspring, cut bimetal balance with Poole's auxiliary compensation and circular balance weights, Earnshaw-type spring detent escapement.

  • Date circa 1925
  • Height 11 inches