3K views · 78 reactions | GIA's D-to-Z color scale rates the colorlessness of a diamond. Jump into this short video to take a closer look! | GIA Education | Facebook

1.1K views | DIAMOND GRADING REPORT - WGI CERTIFICATION www.wgi-global.com Our diamond reports cover the four C’s which are cut, colour, clarity and carat weight as well as an In-depth diagram which will give you a clear measurement and understanding of the diamond’s proportions | World Gemological Institute | Facebook

As the creator of the 4Cs – color, cut, clarity, and carat weight – GIA’s knowledge and expertise can help you as you are shopping for a diamond. You may be looking to buy loose diamonds, or practical tips on how to buy a diamond ring. Watch this video to learn about the benefits of a GIA report, while getting an extensive tutorial on each of the 4Cs. | 4Cs of Diamond Quality by GIA