IGI develops the first comprehensive diamond cut grading chart 1986 - 1999 IGI is first to perform permanent inscription on the table of diamonds, using ion beam technology IGI Laboratories become fully equipped to identify any kind of synthetic diamond ...
“By evolving the design, we are continuing to provide industry-leading certification and grading while also creating a fresh look, ensuring more efficient service and maximizing security for hassle-free retail operations,” he said. The institute issued its first diamond report 45 years ago in Ant...
Some big Indian lab-grown diamond companies no longer need to send their stones to an International Gemological Institute (IGI) office for grading. IGI India has established “laboratory setups” inside the factories of high-volume diamond growers, often using the producers’ employees and equipment...
The International Gemological Institute (IGI) has completed its first Polished DiamondGrading class in Greece, jointly organized with well-known Greek gemologist and former IGI student, George Spyromilios. The six-day IGI Polished Diamond Grading Course was held November 14-19 in the center of ...
The GIA is also known for its diamond grading system, known as the 4 Cs: carat weight, color, clarity, and cut. This system has become the industry standard for describing diamonds and is recognized worldwide. What is GIA certification? One of the most well-known services offered by GIA ...