GBI, the Gemological Training School, is a nonprofit institution with a steadfast dedication to safeguarding and educating the public within the captivating realm of gems and jewelry. Our mission encompasses setting global standards for gemstone evaluation, notably through the renowned 4Cs of Diamond Quality and the Color stones identification. It is through this commitment to exploration and understanding that our education division excels in transforming in-depth knowledge into practical, hands-on skills. We take pride in shaping the next generation of jewelry leaders and professionals, equipping them with the expertise needed to excel in this glittering industry.