Amazing Green Amethyst Celtic Knot Sterling Silver Ring. Celtic Knots symbolize the inter-contentedness of all things and the continuous cycle of existence. The spiritual natural stone Green Amethyst is said in new age stores to have a calming effect and relieve obsessive-compulsive disorder. This symbolic ring is selling well in Metaphysical, Spiritual, and Lifestyle stores in North America and Europe. Green Amethyst is commonly associated with the Earth, power, self-love, and inner vision. It is also a wonderful protector against psychic attacks. . . . Supplying Sterling Silver and Natural Stone Jewelry to New Age, Metaphysical, Spiritual and Life Style stores for 35 years . . . each design comes with it's own 1 year workmanship replacement warranty card