A perfect ring stone, this black opal loose stone shows vivid green flash, almost looks like a 'cats eye pattern' and beautiful flashy blue colors ... just amazingly bright and comes with dark body, super pretty. See it in day & night, with or without light, you will still love it anywhere, anytime. Another gorgeous piece of 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.