Layered purple to lavender graduated lucite beaded necklace knotted 19 inches

This is a fabulous triple layer graduated lucite acrylic beaded necklace in shades of purple, plum and lavender with purple knots between the beads. The clasp is a silvertone latch style (see photo). Unsigned piece. The necklace measures 19 inches long at her shortest layer. The beads are in four graduated sizes, ranging from about 17mm to 10mm. Has a nice chunky weight and is well made. Very good pre-owned condition.