An early 19th Century English cylinder in a silver open face case. Full plate gilt keywind fusee movement with dust cover. Harrison's maintaining power. Engraved cock with diamond endstone, polished steel regulator, plain three arm steel balance with blue steel spiral hairspring. Polished steel cylinder, large brass escape wheel, pivots with endstones. Signed and numbered white enamel dial with subsidiary seconds, Roman numerals, blue steel seconds hand, gilt hands. Plain silver open face case, maker's mark “ID”.