This very dynamic piece features a 50 mm (Jet) Swarovski Crystal polygon hanging from a 1.25 ” diameter BLACK ONYX BLACK ONYXBrings us to action, banishes grief and enhances self confidence. Onyx is a tonic for fear and worry. ring encircling a 16mm white, glass pearl. All of this dynamic power hangs from a 28″, large-link, black-finished, lightweight, aluminum chain. The chain is long enough to comfortably go over your head.