GIA report online : 6224946931 Shape.....................Octagonal Cutting style...............Step cut Color.....................Yellow-Green Changing to Pinkish Brown Species............... Natural Chrysoberyl Variety.................Natural Alexandrite Geographic origin....... Sri lanka Item Description: One Loose Stone Weight : 3.01 carats Measurements : 7.84 x 6.86 x 5.63 mm 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