A 10.00 carat cushion-shaped blueish-green tourmaline, indicated to be unheated and loupe clean. Origin has been stated as the Democratic Republic of Congo (DRC), from the Rubaya mine. The rough was purchased in the DRC and cut by a master cutter in Sweden.
Dimensions:13.22 x 12.70 x 8.75 mm.
Secure viewing is available on request.