10 Colors Gia Master Set,10ct Diamond Color Grading Grader Color Tester Tool D-M, for Comparison and Grading 10 Stone Set Diamond Color and Grading Scale,White.$$Art & Craft

Each gem in this group is 1.00ct Cubic Zirconia (6.5mm), which can accurately describe the specific color in the D-M diamond color range. This color tester kit allows you to detect the color of real diamonds according to the GIA color scale. This way, you can easily compare the diamond you want to test with 10 types of gemstones to determine the color of the diamond.