Excellent Cut Diamond Gia
The distance from the bottom of the girdle to the culet is the pavilion depth.
Excellent cut diamond gia. How does pavilion depth affect a diamond s cut. Excellent cut diamonds provide the highest level of fire and brilliance. These diamonds represent the highest cut grade that the gia awards their diamonds. Gia uses a 5 grade hierarchy for cut.
The gia diamond cut scale for standard round brilliant diamonds in the d to z diamond color range contains 5 grades ranging from excellent to poor and is the definitive scale for classifying diamond cuts. The gia suggest that diamond with an excellent grade provide the highest possible level of fire and brilliance. Gia s approach to diamond cut grade is a proportion based quality system for round brilliant colorless diamonds. A diamond with an excellent cut grade is very bright.
What is diamond cut grading chart. Excellent ex very good vg good g fair f and poor p. The gia cut grading system applies to the most popular cutting style the standard round brilliant and all clarities across the d to z color range. There are five cut grades.
If a gia diamond receives an excellent grade for polish symmetry and cut it is considered a triple excellent diamond. A gia report can list overall cut grade as excellent with either or both polish and symmetry grades being at least very good. Because almost all of the incoming light is reflected through the table the diamond radiates with magnificent sparkle the wording here is significant. Gia cut grading chart categorizes diamond cut into 5 grades.