Chinese gilt metal and ivory inlaid mirror, the metal back worked with the 'Eight Auspicious Emblems' amid scrolls on a granulat

Chinese gilt metal and ivory inlaid mirror, the metal back worked with the 'Eight Auspicious Emblems' amid scrolls on a granulated ground and framed by patterned edge bands repeated around an oval ivory plaque carved with a figure with a ruyi-scepter in a