Sterling Silver Large Celtic Knot Spiral Triskele Charm Pendant Triskelion This sterling silver Celtic spiral triskele pendant is a symbol of the triple nature of life Made of 925 sterling silver. Nickel free. The pendant features an intricately designed triskele (or triskellion), a Celtic knot of three interlocking spirals. Measures 1 inch in diameter and weighs 9.2 grams It would make a wonderful gift for anyone wanting to embrace harmony.