Yggdrasil Stainless Steel Viking Signet RingYggdrasil is the tree of life, and it is an eternal green Ash tree; the branches stretch out over all of the nine worlds in Norse mythology, and extend up and above the heavens. Just as the branches of a tree thrive and grow upward to the sky, in our lives, we will also work hard to acquire more knowledge, wisdom and new experiences and become stronger. Therefore, the tree of life symbolizes our personal development, uniqueness and personal beauty.