An exquisite modern, 10.05ct opal / .53ct diamond ring in platinum. This modern ring, consisting of one 18 mm x 12 mm oval cabochon cut dark grey with blue play of colour opal, is estimated weight 10.05cts, accented on shoulders by eighteen, round brilliant cut diamonds of estimated total weight .53cts, H colour, I2 clarity. Ring size N 1/2, finished weight 12.3 grams.