Double Strand Necklace, made of Genuine Green Aventurine and Crystals, Wire-Wrapped with a non-tarnish Wire.Features: Necklace Length: 17" L. Material: Free-form genuine Green Aventurine, faceted green crystals, and silver-tone wire. Clasp: Sterling silver lobster claw clasp and extender. Workmanship: Each bead is hand wired wrapped