A French Empire-style ormolu-mounted black Porphyry portico clock . Roblin et Fils Freres, mid-19th century. Bell striking, the white-enamelled Roman numeral dial with foliate ormolu bezel within an open four-columned Tuscan portico showing the elaborately-cast ormolu Ellicott-type pendulum, on a plinth base with flattened bun feet. Height 49.5 cm. Width 25 cm. Depth 13 cm.