A Napoleon III black marble clock garniture, late 19th century, with stamp of AD Mougin to mechanism, the red marble trimmed clock with a drum head, an enamel chapter ring with Arabic numerals and a visible escapement above a glazed compartment with a mercury pendulum, with scroll, volute and pilaster embellishments to a shaped base, the side tazza conforming; with key. Height 39 cm, width 31.5 cm, depth 14 cm