This is a popular color solid black opal loose, comes with bright green, sky blue, orange and gold colors, great shape and big size, just easy to set in the jewelry. Will go soon for sure. A pretty black opal found at Lightning Ridge, NSW, Australia, guaranteed natural.
The shape of opal. Our opal comes in Oval, Round, Teardrop, Square, Triangle and Free Shape.
Describes the arrangement of opal's play of colour. Please see Learn About Opal to understand more.
B1 is most desired and brightest to be seen, and B7 is most darkest / dullest of all.