Ethiopian Opal Ring, Large Solid Oval, Colour Flash, Size 10, 925 Silver g2Ethiopian Opal Ring, 925 Sterling Silver Beautiful quality Large Oval Ethiopian Opal Cabochon. The Colour Flash is strong and vibrant. All the colours are very bright. Reds and Oranges dominate but there are also bright green flashes. The pictures are the best I could take, but they don't give a real sense of the liveliness of this Opal. Going for the best quality means that these are more expensive, but I've done my very best to make them as