Professional GIA Master Set 10CT Diamond Color Grader Tester Kit, D-M Grade Color 10 Stone, Portable Tool for Jewelry Appraisal

DetailsSmooth Edges: The rounded and smooth edges not only add to the aesthetics of the product but also improve the safety of use.Clear Signs: Each diamond has a clear and eye-catching color grade sign, which enables you to quickly and accurately find the corresponding color grade in the process of color comparison, improving the identification efficiency.ApplicationIt 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.SpecificationsMaterial: Cubic Zirconia, PlasticShape: RectangularColor: WhiteStyle: ModernAssembly Required: NoTest Color: D-M Colors(10 Grains)Per Colorimetric Stone Apx. Weight: 1.0 CaratEach Colorimetric Stone Diameter: 6.5 mm/0.26 inCut Grade: ExcellentPolish: ExcellentSymmetry: Very GoodProduct Size: 20*4*2cm/7.9*1.6*0.8 inPackage Size: 27*9*4.5 cm/10.63 *3.54*1.77 inGross Weight: 0.2 kg/0.44 lbsNet Weight: 0.19 kg/0.42 lbsPackage Included1* Diamond Color Tester Tool

• Accurate Diamond Color Grading: Easily determine a diamond's true color grade from D (colorless) to M (light yellow). Our kit features 10 precision-cut 1.00ct Cubic Zirconia master stones that accurately simulate the color characteristics of each grade, ensuring reliable and consistent results for professional or personal use.
• Premium & Durable Construction: Crafted with high-class impact-resistant plastic and genuine Cubic Zirconia stones, this color tester is built to last. The smooth, rounded edges provide a safe, professional feel, making it a reliable tool for daily use in any environment.
• Effortless & User-Friendly Operation: Simply place your loose diamond next to the master stones under a standard light source for an instant, side-by-side color comparison. Clear, eye-catching grade labels (D, E, F, etc.) make finding the match quick and intuitive.
• Compact, Portable & Cost-Effective: Measuring just 7.9x1.6x0.8 inches and weighing only 0.42 lbs, it fits easily in a bag. It provides a professional diamond color detection at a fraction of the cost of natural diamond master sets.
• Essential Tool: An indispensable resource for jewelers, appraisers, gemology students, and diamond lovers. It for jewelry stores, training institutions, sales presentations, and quality control, helping you verify value and boost sales confidence with undeniable proof.