A large solitaire opal and diamond ring, 18ct white gold, made as a striking modern solitaire ring, featuring a fabulous solid crystal oval cut opal of high cabochon cut, measuring approximately 22.7 x 16 mm, weighing approximately 1.50ct, horizontally set, strong spectral colours throughout in large blocks of green, orange, red and yellow, bezel set in a smooth modern edge, detailed to gallery with a double grain set rail of brilliant cut diamonds, completed on split band.