French Samuel Marti marble and bronze portico clock

French Samuel Marti portico mantel clock, executed in gilt bronze and white marble, early 20th century, having a square pediment above a gilt bronze stepped plinth and a bronze swag mount with bows surmounting four Doric columns with gilt bronze collars and bases, flanking a brass dial with Roman numerals held in a chased bezel, over an acanthus pendulum, the whole resting on a gilt bronze mounted stepped base terminating to gilt bronze bracket feet, 21"h x 10.25"w x 6.25"d.