Amethyst pebble best necklace

best Genuine amethyst pebbles in a 24” length necklace with brass spacer beads between each chip and a brass barrel clasp. Strung on plastic wire no knots. Chips are graduated in size from 14 mm x 13 mm in the front to 8 mm x 6 mm in the back. Amethyst pieces have a variety of shades of purple and are predominately dark purple. Preowned and in good condition.