Portico clock in white and black marble adorned with gilded bronzes, with detached columns, topped by an antique vase in bloom, resting on four crushed ball feet. White enameled dial signed Leroy in Paris, with Roman numerals for the hours and chemin de fer for the minutes. With keys and balance wheel. Louis XVI period. 52.5 x 35 cm. Wear, minor marble chips and oxidation. Elements to be refixed.