Early 19th century silver cased open face lever watch, John Gaskin - Dublin, 1015, frosted gilt movement with mono-metallic balance, diamond end stone, carved and chased cock marked "Patent", and with engraved regulation scale to a lever escapement with Roman enamel dial with outside minute track, sunk subsidiary seconds and blued steel spade hands in a hinged and polished case, back cover engraved with a crest and engine turned band (probably re-cased), London 1827, maker's mark JM, width 5cm