Victorian Dark and Light Amethyst Glass Beads Necklace. This is a stunning victorian 3 strands necklace with 2 strands of deep amethyst purple small round shaped glass beads and 1 strand of lighter amethyst purple large round shaped glass beads in between. This marvelous piece measures 17" at full length and has an intricate ornate goldtone locking clasp. We date this beautiful piece to late or early 1900s. In mint condition.