A CHARLES X ORMOLU PORTICO MANTLE CLOCK, CIRCA 1830, the rectangular stepped and tapering molded cornice over a dentilated band and flat frieze, centering a cast mount with chased blossoming rose stems and ribbon tied rose wreath, above a circular acanthus leaf and bead detailed bezel enclosing a white enameled ring dial centering black Roman chapters surrounding a minutely engraved radiating pattern face with blued cut steel Breguet hands over twin key escapements and blank banner, verso an eight day brass twin barrel movement with notched wheel and hammer strike bell for hour and half hour times, before a knife edge suspended gridiron disc pendulum, supported by four Doric columns composed of a square form abacus on an egg-and-dart detailed echinus, over a ringed neck and columnar shaft ending on a berried laurel ring and square pad base, raised on a molded rectangular pedestal with flat frieze centering a reticulated paterae and scrolling floral branches bronze, over a leaf tip modeled plinth and raised on fluted drum form feet. Height: 22" Width: 11 1/2" Depth: 6 3/4"