Stone Certification

Every loose tanzanite stone and/or 'One of Kind' Item used or produced by or from Tanzanite.com is certified by the International Gemological Institute. The Jewelers Board of Trade, Jewelers Vigilance Committee, American Gem Trade Association, and Gemological Institute of America are all also in affiliation and approve conjunction with Tanzanite.com. Every purchase order made from Tanzanite.com will arrive with a copy of IGI Certification, guaranteeing authenticity and incomparability.