Dia Diamond Grading. The diamonds report number and all the data captured during the grading process are permanently stored in GIAs database accessed through Report Check. Diamond graders assign diamond grades by looking at stones under 10X magnification.
GIA evaluates a round brilliant diamonds cut based on seven components brightness fire scintillation weight ratio durability polish and symmetry to arrive at a GIA diamond cut grade which ranges from Excellent to Poor. HttpgiaedudiamondHow to Choose a Diamond. The GIA Diamond Grading Report includes an assessment of a diamonds 4Cs color clarity cut and carat weight along with a plotted diagram of its clarity characteristics and a graphic representation of the diamonds proportions.
The DIA Diamond Certificate will provide you with these important qualities.
For loose natural D-to-Z color diamonds only weighing 015 carats or more. All D-Z diamonds are considered white even though they contain varying degrees of color. Diamond graders assign diamond grades by looking at stones under 10X magnification. - GIA Tino Hammid.
