GIA invented the science of grading diamonds with the 4Cs and the International Diamond Grading System™ - standards used by jewellery professionals around the world. So there’s no better place to study the art and science of diamond grading than GIA.
The Graduate Diamonds Diploma Program examines the technical expertise needed to grade, buy, and sell diamonds with the insight of a seasoned professional.
Here are some of the topics covered in the Graduate Diamonds Diploma Program.
The commitment towards each and every student at GIA is unmatched. I now have the knowledge and capability to take on new opportunities in the jewellery industry.
Established in 1931, GIA protects the public through gemmological research, education, impartial gem identification and grading services, and instrument development. The world’s foremost authority in gemmology and creator of the 4Cs, GIA sets the standard for determining the quality of diamonds and performs research-based identification of coloured gems and pearls. All of GIA's activities are governed by its mission to serve the public. Learn more.