A mid 19th Century cylinder with digital time indication in a slim gold and enamel case. Split three quarter plate keywind movement with suspended going barrel. Plain cock with blue steel regulator, plain three arm gold balance with blue steel spiral hairspring. Polished steel cylinder, steel escape wheel. The hours and minutes indicated in two glazed apertures in the front cover revealing part of two circular disc beneath. Slim gold case decorated with black champleve enamel, a white enamel arrow serving as an indicator to the minutes. Wound and set through the signed gold cuvette.