A good French Louis XVI ormolu and marble portico mantel clock, Rouviere A Paris, circa 1780

12-cm enamel dial with Arabic numerals signed Rouviere A Paris and red inner day marking, pierced and engraved fleur-de-lis hands and blued date pointer, movement with tic-tac escapement and countwheel striking on a bell, silk suspended sunburst pendulum, drum case with a wreath below, surmounted by an ormolu mounted urn hung with garlands, supported by two shaped columns with ormolu mounts, inset with pietra dura panels, rectangular base with foliate pierced mounts raised on turned feet