Welcome GCI Gemological Laboratories & College is a certified universal institute for providing gemological services, such as diamond grading reports (fancy color also), enhanceddiamonds identification (HPHT, irradiations), mane – made / synthetic diamonds and imitations detection and certification of diamonds, gemstones and jewelry. Vast professional courses in the rough and polished diamonds, the gemstones and jewelry design fields, given by The College for Diamonds, Gemstones and Jewelry will enable you to acquire essential knowledge, as well as vast practical experience. Graduating the polished diamond course will grant you a D.G. (Diamond Grader) diploma, while passing the exams of all three courses will eventually ordain you as a Graduate Gemologist (G.G. diploma). In our website you will find detailed information regarding our organization and the services provided by us.  Kindly feel free, to contact us with any questions, suggestions or to receive further information.