An impressive 18ct. gold, opal and diamond ring, the pear shape 2ct. Australian 'Lightning Ridge' opal claw set and surrounded by 11 round brilliant cut diamonds in a scalloped platinum mount, square bow styled shoulders upswept at each side. The opal of intense colour in a large even pattern of green, soft orange and blue. Total diamond weight 0.88cts. 2013 insurance valuation $,000