This exquisite gemstone is a natural Opal from the Lightning Ridge in Australia. The cabochon-shaped gemstone measures 12 x 16 x 4mm and weighs 6.2 Ct. Its blue color and polished form make it a unique addition to any jewelry collection. The gemstone has not been enhanced and is in its natural state, making it a rare and precious find. This Opal is perfect for those who appreciate natural gemstones and want to add a unique piece to their collection.