This stunning ladies ring features a natural black opal that displays a pin fire effect, set in a 925 sterling silver prong setting. The oval-shaped opal weighs 5 carats and is accented with black and fire opal stones. The gemstones are ethically sourced from Ethiopia and have not been enhanced in any way. The ring is available in size 58 and is perfect for nature lovers with its theme of organic beauty. The certification is available on demand basis and the ring is crafted in Thailand. This fine jewelry piece is a great addition to any collection and is sure to impress.