A 19th Century French cylinder in a gold and champleve enamel open face case. Keywind gilt Lepine calibre movement with suspended going barrel. Plain cock with blue steel regulator, plain three arm gilt balance with blue steel spiral hairspring. Polished steel cylinder, steel escape wheel. Signed silver engine turned dial with Roman numerals, blue steel Breguet hands. Slim18 carat open face case engraved and decorated with black champleve enamel. Wound and set through the signed and numbered gold cuvette.