This awesome specimen of 100% natural Bio-Chrysoprase weighs 83.30Cts. and measures 2" x 1" rectangle. It's smoothly set in a .999 pure Silver bezel which is backed with pure Copper. The 18" length necklace is embellished with 2mm round and 1mm x 6mm tube style Sterling Silver beads along with 3.5mm round pure Copper beads. The bi-colored beads paired with the bi-colored cabochon makes for a striking and high end appeal.