A late 18th Century cylinder in a gold and enamel open face case richly set with pearls. Unusual full plate gilt keywind movement with resting barrel under an engraved cover. Recessed plain three arm gilt balance with blue steel spiral hairspring under a sector shaped cock. Polished steel cylinder, steel escape wheel. Wound through the signed fully restored white enamel dial, Arabic numerals, gold hands. Small gold case, the split pearl set front bezel opened by depressing the button in the rectangular gold and enamel pendant. The back set with a geometric pattern of split pearls. Dark green presentation case.