Antique 2.19 Carat White Opal and 2.36 carat Diamond Cluster Ring in Lot AN 18CT GOLD OPAL AND DIAMOND CLUSTER RING; centring a 10 x 7mm A 19th century precious opal and diamond cluster ring, the oval AN OPAL AND DIAMOND CLUSTER RING in 18ct yellow and white gold, claw. A lovely white gold cluster ring. Features to the centre an oval white opal, 9x7mm, with an excellent play of colour. Retained by claws, and has an outer border of ten brilliant cut white diamonds, each 3mm diameter (estimated total one carat), colour H j, clarity Si. Head measures 14x12mm, depth 6mm, weight 4. 4grams. Purchased overseas, tests as 18 carat white gold, in almost near new condition with no wear at all. Size P, we can resize free of charge.