Never more popular, the Amethyst halo rings feature a beautiful gemstone surrounded by sparkling diamonds. As the gem of peace and tranquility, amethyst is mesmerizingly beautiful. A durable and affordable gem, an amethyst ring is excellent for every day wear. 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 Black and gold make a beautiful and elegant combination. A black onyx ring is a perfect accessory for any outfit.