A mid 19th Century Swiss cylinder in a diamond set gold and enamel full hunter. Keywind gilt bar movement with going barrel. Plain cock with polished steel regulator, plain three arm gilt balance with blue steel spiral hairspring. Polished steel cylinder, steel escape wheel. Engine turned gold dial with applied three colour gold decoration, Turkish numerals, blue steel hands. Gold full hunter case decorated with red, white and blue enamel. The back cover set with six small diamonds, the front with a border of small stones to the large central diamond. Wound and set through the gold cuvette which is engraved with details of the movement. Gold and black enamel key.