This 1.00 Carat Diamond 10 Stone Set contains (E, F, G, H, I, J, K, L, M & N) comparison reference stones.

The largest range of reference available: E, F, G, H, I, J, K, L ,M and N comparison stones
Standard GIA grading scale
Simulated white and yellow gold tiffany display ring stone holders for comparing mounted stones
Protective carrying pouch
Made in the U.S.A.

The ability to easily and professionally color grade diamonds is now at your fingertips! Press the button and magically the master set opens with its hydraulic, patented hydro-hinge to display the sets master stones. Each stone is expertly graded to master diamond color standards using the standard GIA grading scale, by the leading lab specialist for over a decade in CZ master set production, GemOro. To identify the color grade and to facilitate in re-sorting the stones, for the first time ever, the individual color of each stone is laser inscribed on the stones table for easy viewing with a 10x loupe.