10CT Diamond Color Grading Grader Set - Professional D-M Scale Tester with 6.5mm White Comparison Stones | Jewelry Appraisal, Gemstone Evaluation & Diamond Certification Tool for Jewelers & Collectors

Product Description

▶ Description: The colorimetric stone is gradually yellow from D ~ m, with a diameter of 1ct and a color grading standard (10 grains), and its material is zircon.It is suitable for jewelry appraisal institutions, training institutions, store grading control, etc., as a reference teaching tool for naked diamond color appraisal diamond grading examination.It is a magic weapon sold by diamond merchants, which can accurately promote the color of diamonds and greatly improve the sales quality.▶ Specifications:Material: Cubic Zirconia Shape: Round Color: WhiteSize (Diameter): 6.5 MMApx. Weight per Piece: 1.0CaratCut Grade: ExcellentPolish: ExcellentSymmetry: Very Good▶ Feature:✔ 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.▶ Package Includes: 1pc of diamond Color Grading grader set