Browse our diverse collection of unique Fire Opal rings in your choice of white, yellow, or rose gold. From engagment rings to men's rings, from elaborate works or art, to simple and elegant designs, our 14K gold rings are unmatched in quality, beauty and price. This birthstone of October embodies the orange and red colors of a warming fire. The fiery sparkle of this gem makes a fire opal ring become the center of conversation 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.