Our Men's Stainless Steel Dragon Bite and Black Onyx Beads Bracelet is handsome. There is no more powerful symbol than Celtic dragons. To invoke such reverence from the Celts, who were one of the most fierce and rugged ethnic groups in ancient times, they must have been much more than just fire-breathing beasts. Black Onyx meaning is Self control, decision making, intuition, protection. It is widely believed that black onyx can change your habits are erratic, either when used with faith. If not, at least it looks good.