AN OPAL AND DIAMOND BROOCHAN OPAL AND DIAMOND BROOCH

AN OPAL AND DIAMOND BROOCH

An opal and diamond brooch, the oval cabochon-cut black opal, measuring approximately 18.2 x 12.6mm, to the centre of a rectangular diamond-set surround with an additional overlapping frame of rubover set diamonds with a pearl at each cardinal point, all millegrain set to a platinum mount with a brooch pin fitting, measuring overall approximately 27 x 37mm, circa 1920, gross weight 5.7grams

No. 25915M

£22,500.00