Opal jewelry , the finest Gemstone jewelry of all time. It has been used since the ancient eras for having better luck and prosperity in one's life.Opal is the birthstone jewelry for Libra and Taurus. It is supposed to fill their life with love,affection and happiness. Opal rings work with different occasions and help one look more wonderful. Opal has a milky texture which makes it perfect for jewelry making and is an unisex jewelry option.