Friendship, love and loyalty are represented by this historic celtic design. A Fire Opal claddagh ring with your birthstone or favorite color makes it even more significant. 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 Brown gemstones are gaining in popularity and smoky quartz is an affordable choice. A smoky quartz ring goes well with autumn colors and evening wear.