A GIA Diamond refers to a diamond that has received certification from the Gemological Institute of America, which is globally recognized as the leading authority in impartial third-party diamond certification. GIA diamonds undergo thorough evaluation by at least four extensively trained diamond graders and gemologists. At each stage of the diamond’s assessment, a senior staff member independently grades the stone.

The primary objective of the GIA is to enhance consumer confidence in diamonds and jewelry by maintaining the highest standards of honesty, education, scientific rigor, and professionalism. They strive to achieve this objective through various means, including offering education to jewelers and consumers, conducting meticulous research, and developing cutting-edge laboratory instruments for diamond inspections.