A solid crystal opal and diamond cluster ring, 18ct white gold, made as an oval cluster ring featuring a central cabochon solid crystal opal to centre, weighing approximately 5.40ct, measuring approximately 15.8 x 11.4 mm, displaying strong blocks of colour in green orange and blue, claw set, framed by twenty-two brilliant cut diamonds claw set, further detailed by matched size single diamond to each shoulder tapering to a smooth band, totalling approximately 0.60ct.