Natural Australian Gem Black Opal is arguably the #1 Rarest Commercially Available Gemstone on Earth! Loose Opals hand-cut from the rough Opal are genuinely valuable and have a uniqueness that places them above every other gemstone. Precious, Valuable Investments that you can set in your own Jewellery design or give as the perfect gift as: "a Rainbow you can hold in your hand" Genuine + Natural + Guaranteed!
(By the way, if you have ever heard the myth that Opals are unlucky, we just thought you should know that it is alleged that this was invented by the Diamond industry, as Opals were once the engagement ring of choice). For more information see "The Diamond Invention".