18k white gold 1940-1950’s world class gem black opal and diamonds ring. This is a very rare natural gem quality black opal ring with flashes of blue and green color with intense play and color zoning. The setting was designed and handmade for this opal. The opal dimensions are 15.65mm x 9.82mm x 5.91mm.
Oval cabochon natural opal natural black opal ring. Estimated 2.75 to 3 ct Opal. Extremely rare brightly colored genuine opal ring in a top quality designer hand made setting. 18 diamonds join the setting for a stunning opal ring. The diamonds are colorless and near flawless with a total diamond weight of approx 1.15ct, colours E to F, diamond quality VVS. Size 5 7/8 but this ring is resizable.