GIA report online : 7478545169 Shape......................oval Cutting style ............... berillant cut Color................... green Species............... Natural Tourmaline Variety.................Natural Tourmaline Geographic origin....... Afghanistan Treatment : No indication of heating Weight : 14.73 carats Measurements : 15.89x13.75x10.51mm Comments : None The stone was selected by Tal Naaman ,Gem Hunter and sent to the GIA Lab in New York Country of Origin is an opinion offered by the seller of this item; this opinion is not substantiated by an official opinion of the Laboratory Insured international shipping with Track & Trace