Australian opal in all its exquisite beauty. This boulder opal is a true heirloom gem. At 23ct, this is a very large, gem-grade opal featuring deep vivid blues and greens, set in 18K gold and platinum 950. It is also set with 34 point of high-grade VVS diamonds. The workmanship on this pendant is world-class; along with its stunning gem opal, it is guaranteed to become a family heirloom and a solid investment.