Export of Cut & Polished Diamonds for Certification / Grading
4A.2
Following are authorized laboratories for certification / grading of diamonds of 0.25 carat and above:
(i) Indian Diamond Institute, Surat, Gujarat;
(ii) Gemological Institute of America (GIA), USA;
(iii) The Robert Mouawad Campus, International Gemological Institute (IGI) USA;
(iv) European Gemological Laboratory (EGL), USA;
(v) Hoge Road Voor Diamond, Antwerp, (HRD);
(vi) World Diamond Centre of Diamonds High Council, Antwerp, Belgium;
(vii) Central Gem Laboratory, Miyagi Building, 5-15-14 Ueno Taito-Ku, Tokyo, Japan;
(viii) American Gem Society Laboratories (AGS Laboratories), 8917 West Sahara Avenue, Las Vegas, Nevada 89117;
(ix) Diamond Trading Company, Maidenhead, U.K; and
(x) International Diamond Laboratories DMCC, Dubai.