Diamond Color Grading Set 10 Stones 0.50ct

1/2 carat size CZ Master Set - the largest range of reference available: E,F,G,H,I,J,K,L,M and N comparison stones.

The ability to easily and professionally color grade diamonds is at your fingertips. The master set opens with a press of a button to display the set’s master stones. Each cubic zirconia is expertly graded to master diamond color standards using the standard GIA grading scale. To identify the color grade and to facilitate in re-sorting the stones the individual color of each stone is laser inscribed on the stones table for easy viewing with a 10X loupe. Standard GIA grading scale. Simulated white and yellow gold Tiffany display ring stone holders for comparing mounted stones. Protective carrying pouch with belt loop. Lifetime limited warranty against color changing. Made in USA. Patents pending.