Solid black opal and diamond set white gold ring marked 14k, Australian natural dark opal of Coober Pedy type 22.65 x 16.48 x 5.62 mm. Opal displays patches blue, green, orange, red medium, play of colour is medium to good. 80x Single cut diamonds = 0.40ct, G-H colour, VS-SI clarity, total ring weight 5.7 grams, ring size P. Valuation Available