Lovely, fiery natural 6 X 8.2mm(0.95cts) solid Ethiopian opal with natural rose cut emeralds(approx. 4x5mm each) from Brazil on each side. All stones are set in 18k gold bezels and have backsheets of fine silver under the stones. Sterling silver band - comfy 2 X 1mm oval sterling silver. This ring is a size 6 1/2 and can enlarge to a 6 3/4. Photos of ring have been taken close up for detail. Please refer to dimensions of stone and band above.