This is a natural Ethiopian opal ring. It is a new, unused item, but it has been stored for a long time, so please understand this. Please check the images and if you like it, please consider purchasing it. Natural stone silver ring, free size, 925. A beautiful opal that allows you to enjoy the color change depending on the viewing angle. This is a storage/purchase/clearance item. Stone size: Approximately 11mm long x 8mm wide x 5mm thick.