Please look out for the course schedule announcement from NGI in the Media section of the Post
This intensive gemstone course provides an excellent introduction to a wide range of gemstones, including popular varieties such as ruby, sapphire, emerald, opal, and quartz. Participants will acquire both theoretical knowledge and practical skills related to colored gemstones.
This immersive course offers a captivating introduction to the fascinating world of diamonds, providing participants with the essential knowledge and skills required to grade diamonds based on the 4Cs (color, clarity, cut, and carat), utilizing a variety of real diamond samples, videos, graphics, and textual materials. The course covers key topics such as the influence of the 4Cs on diamond value, techniques for determining color, clarity, and proportions of the diamond, calculating weight estimates, and keeping up to date with the latest developments in the jewelry industry, including lab-grown diamonds.