Toe Ring Sterling Silver 925 - Witches Knot - Blue Topaz- Faceted-New "Goddess Collection"- Gift Box. The Size of the Witches Knot itself is approx 12 mm. Witches Knot. The Witch's Knot, also known as the Witch's Charm or Magic Knot, is comprised of four interlocking vesica piscis shapes.
eBay