Friendship, love and loyalty are represented by this historic celtic design. A Lab Sapphire claddagh ring with your birthstone or favorite color makes it even more significant. Sapphire is the birthstone of September, and one of the most popular gemstones on the jewelry scene today. The deep blue color of a sapphire ring is just right for an evening out. The birthstone of June, Alexandrite is an amazing and mysterious stone. A created alexandrite ring is a unique and entertaining attention getter.