The Guardian Protection Ring was designed for everyday wear. It is available in all birthstones, including diamond! Angels are to believed to be messengers of god, and these wings are a symbol of his love and protection. Available in all Birthstones, This particular SKU# contains a 3mm GenuineEmerald (May)The Ring is sizable, and available in US Finger sizes 4 through 8. Choose from Sterling Silver, 10K, or 14K gold.