Until the mid-20th century, there was no standard approach to assessing the quality of diamonds. This changed when, in about 1940, Robert M Shipley, a jeweler who professionalized and revolutionized the jewelry industry in America, helped to devise the 4Cs grading system. The 4Cs system is based on grading of the diamond’s Cut, Color, Clarity and Carat weight. It […]...
This year, what trends shaped the diamond industry? Which technologies made the cut and helped us enhance the industry? What clarity did we get on transparency and security for diamonds around the world? And…...