Brand new! This is a Terahertz tornado ring, said to be good for your health. It's a jet-black piece of jewelry. A shining Terahertz ring! And it's a convenient free size! Although it's black, as you can see, it shines and sparkles brilliantly. It has a sparkle like a black diamond. Also, although it's black, it's jewelry that is never dull. And it's healthy! A wonderful piece of jewelry!