This free form cabochon is cut from tiffany stone, which is an opal beryllium Flourite also know as Bertrandite from Utah in the U.S.A. It was hand cut in my cutting shop. The polish is good the edges are cut for setting the stone in a bezel and the bottoms are flat. CUT THIN. GREAT STONE!
SIZE:(in millimeters) 31 x 24 x 2 MM THICK.
WEIGHT(Carats): 17.5
DOME: SLIGHTLY DOMED.
BOTTOM: FLAT.
EDGE: GOOD FOR BEZEL
POLISH: GOOD.