This gorgeous deco-style necklace is made of large 17mm x 14mm oval rose-cut bicolored tourmaline set in 18k gold and on an oxidized sterling silver backplate.  The curved silver bar is made of a 4.25mm square silver bar fused with 18k gold crumbs at 86mm wide. The total length is 18.5”. Silver chain is oxidized 6x4mm strong adjustable draw cable chain