Australian Black Opal 2.28 Ct Ring Set in 18k Platinum PT900 with 3x G/VS Diamond TW 0.12 Ct
Black Opal - Natural Opal Type 1 found in Lightning Ridge N.S.W., Known for its rich vibrant colours and unique patterns, it is five thousand times rarer than diamond. Iron oxide in the hydrated silica results in a black or grey body tone (N1-N4). Guaranteed free from artificial enhancements.