A ship's chronometer with silvered 4½ inch dial engraved 'John Poole, Maker to the Admiralty, 57 Fenchurch St, London' and with further details of 19th century Prize Medals; Roman numerals, railtrack minutes, subsidiary seconds dial and Up-Down dial, gold spade hands. Brass gimble mounted in three-layer mahogany deck case. Numbered 4371. Working, with uni-directional winding key.