Yiju 10x Diamond Color Grading Tray Display Accessories White Paper Gemological Tools Comparison Gemstone Sorting Tray for Jewellers, Gems, Shops
$7.79
Description
【Package Contains】: 10Pcs Diamond Color Grading Trays, 12.5cmx9cmx0.1cm/4.92inchx3.54inchx0.04inch..【How to Use】: When grading diamonds, a dedicated colorimetric light is used, and a colorimetric board or paper is used as the background..【High Performance】: The diamond color comparison card tray can be used to identify the colors of diamonds and gemstones..【Premium and Reliable】: Diamond color grading sorting tray is made of paper material, which is sturdy, wear resistant, and ..【Easy to Use】: The diamond colorimetric card can observe the color of the diamond itself under the lights of a colorimetric lamp.
