A black opal and diamond pendant on chain, 18ct white gold, made as a decorative scrolled style drop pendant of looped rails of brilliant cut diamonds, centrally featuring a solid oval/round cut cabochon black opal weighing approximately 3.00ct, measuring 9.7 x 9.05 mm, displaying strong spectral colours of deep greens, blues and oranges, claw set in an open backed mount, fitted with bail and suspended from a fine trace link chain