IGI online report : 665414447 Shape,........................,. Emerald cut Cutting style....................... step cut Color...............................Green Species........................ Natural Beryl Variety.............................Natural Emerald Geographic origin.............. Zambia Treatment: Oil only (F1) Weight : 1.58 carats Measurements : 7.64x6.28x3.98mm The stone was selected by Tal Naaman ,Gem Hunter and sent to the IGI Lab 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 #bridaljewellery