Pre 1891 antique wedgwood black jasper ware plaque / brooch set in h/m 9ct gold the gold has 9ct inscribed to the rear rim. PRE 1891 ANTIQUE WEDGWOOD BLACK & WHITE JASPER WARE BROOCH SET IN H/M 9CT GOLD. I DON'T KNOW HOW TO CLEAN THE JASPERWARE SO I HAVEN'T. THE BROOCH IS OVER 1 1/2 TALL OR 4.3CMS AND IN EXCELLENT CONDITION WITH NO DAMAGE TO THE JASPERWARE AND A GOOD FULLY WORKING CLASP.