Bi color chevron dream amethyst necklace with sterling silver clasp

This necklace is in excellent pre owned condition showing little to no signs of wear.  Bi color deep purple amethyst beads in graduated sizes . 20 inch length. 891.0 total ctw. This variety of amethyst is referred to by multiple nicknames but not exclusive to chevron amethyst, dream amethyst, and bi color amethyst. Magnetic clasp is played with rhodium over sterling silver. 925 Djoy  Has an estimated retail value of $359