Opal Unset Black
Opal Unset Black
Black opals that are not set in jewelry for folks who either have a ring or pendant that needs a stone, or if you just want to get your own jeweler to make something for you.
Unset Black opal mainly from Lightning Ridge
Most black opals are not calibrated to make sure none of the precious color is lost. They can come in oval shape but also square, rectangle and free-form