There are a couple of sorts of authentications issued by the evaluating organizations' labs. All these evaluating labs have various names for their testaments. For instance, GIA (Gemological Institute of America) calls its declarations either a GIA precious stone dossier or a GIA jewel report. AGS (American Gem Society) calls its authentications precious stone quality archives, jewel quality reports, or precious stone quality examinations. These affirmations are diverse as in they give shifting degrees of insights regarding a jewel however every one of them represent genuineness.