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  1. GIA Diamond Grading Scales: Universal Quality Measure | GIA 4Cs

    Mar 14, 2013 · The prospect of purchasing a diamond may seem daunting, but through GIA, an unbiased authority on diamonds, you have several handy resources to help you select the …

  2. Diamond Rating & Grading Charts | American Gem Society

    This diamond rating chart can help you choose the right gem. Learn the color and clarity criteria by which diamonds are graded for valuation purposes.

  3. 4 C's of Diamonds | Diamond Guide, Chart & Order of Importance

    This diamond guide explains how the 4 C's of diamonds — cut, color, clarity, and carat — determine a diamond's quality grade. Learn what to look for when choosing the perfect diamond.

  4. Understanding the GIA Diamond Grading Scales - Rogers Jewelry

    Nov 6, 2024 · So, when buying a diamond, knowing the grading scales used by reputable organizations like the GIA is essential. In this article, we will guide you through the GIA …

  5. Diamond Cut Grades - What to Know Before You Buy

    Diamond cut is the important of the four Cs when it comes to brilliance and fire. Learn everything you need to know about diamond cuts here.

  6. Diamond Education - Diamonds Direct

    Learn everything you need to know about diamond grading from the experts at Diamonds Direct. Find out more about the 4Cs: Carat, Cut, Color, and Clarity.

  7. Diamond Grading Chart and Diamond Certification Guide ...

    After carefully assessing and analyzing a diamond, the grading lab issues a detailed report or grading certificate that includes ratings and scores for each of the fundamental characteristics …

  8. 4 C's of Diamonds | Diamond Grading Chart

    Complete guide to the 4 C's of diamonds; Cut, Color, Clarity, and Carat weight. Including charts and guides showing how diamond grades affect appearance and value.

  9. Diamond Grading - Gemology Online

    The 4 C's, when referring to diamond value, are color, clarity, carat weight and cut. All four factors are equally important in determining the final cost of a diamond.

  10. What Are the Different Diamond Grading Scales? Angara

    Dec 10, 2022 · To start with, a diamond grading system comprises four different grading scales established to evaluate each of the 4Cs of the diamond. These are the diamond’s cut, color, …