This is a very bright and colorful natural Opal from Ethiopia.
Set in a bezel east-west style with a 6mm wide low dome smooth band.
The stone is clean and displays deep green and blue colors in a crystal base.
Stone measures 5x7mm.
Size 8 is pictured for scale.
I can make this ring in any size between 5 and 11.
Just leave a "note to seller" at check out with your size.