Triple strand pearl necklace

Three strands of large freshwater potato pearls hang are finished with sterling silver beads, lobster claw clasp and 5" extender chain. Many of the pearls have distinct rings, and sizes and shapes vary. Top and bottom strand have sterling spacer beads, center strand has tiny button pearl spacers. Largest pearls are about 12 x 10 mm, smallest 8 x 10 mm. Necklace length can adjust from 18" to 23"