GIA report online : 7235094294 Shape......................Cushion Cutting style ..............Brilliant cut Color..................... Yellow-Green changing to Yellowish brown Species............... Natural Chrysoberyl Variety.................Natural Alexandrite Geographic origin....... Sri Lanka Treatment : No Indications of Heating Weight : 3.20 carats Measurements : 9.46x7.60x5.95mm 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