A late 19th Century black and green variegated marble mounted Mantel Clock, the breakfront plinth

A late 19th Century black and green variegated marble mounted Mantel Clock, the breakfront plinth-shaped case with overhanging cornice, to a shaped and moulded base (chips and losses), to a cast brass bezel with bevelled glass enclosing a 3 ¾” Roman enamel chapter ring (A/F), with outside minute track to a recessed centre with visible Brocot escapement and blued steel moon hands, to a circular brass movement with strike on a bell, height 11 ½”