Faceted 3mm terahertz chain with sterling silver clasp.  Pendant is vintage styled deeply toned amethyst with large diamond shaped facets, accented top and bottom with leaf shaped sterlling silver with inset marcasites.  The bail is also inset with marcasites.  The marcasites add a really rich and vintage feel. Chain is 18 inches long.  Pendant (including bail is 30 X 10 mm. This is a very special necklace.