Natural rough surface of a natural aquamarine crystal is left on the surface of the sizeable speciman of all natural material. The stone, approximately 7/8" wide x 1" long, is set in fine silver with a green tourmaline in 22k above. stamped 22k dots surround the tourmaline. All sit on sterling silver. Handbuilt, one of a kind. Comes with 34" sterling silver chain and gold leather cord.