GIA 19.68ct Color Change Tourmaline Very Rare Stone 14.00 x 19.02 x 10.75 mm GIA #2141988222
GIA 19.68ct Color Change Tourmaline Very Rare Stone 14.00 x 19.02 x 10.75 mm GIA #2141988222 / color : Purplish Pink changing to Brownish Orange / This stone exhibits a change of color when viewed under daylight or fluorescent vs incandescent light. This color of tourmaline is commonly irradiated to improve or change the color.
