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  1. 4cs.gia.edu › en-us › diamond-cutLearn What Diamond Cut Actually Means and All About Diamond Cut...

    Learn how diamond cut affects light performance and value, and how GIA evaluates and classifies cut quality with a scale from Excellent to Poor. Explore the parameters that influence diamond cut, such as proportions, symmetry, polish and design.

  2. www.gia.edu › diamond-cut › diamond-cut-basic-overviewDiamond Cut: The Wow Factor

    14 de ene. de 2016 · Learn how GIA evaluates the cut quality of round brilliant diamonds based on their brightness, fire, scintillation and pattern. See examples of diamonds with different cut grades and understand the factors that affect their appearance and value.

  3. 4cs.gia.edu › en-us › blogGIA Diamond Cut Grade: Six Things You Need to Know

    26 de abr. de 2018 · Learn how GIA evaluates the cut quality of a round brilliant diamond along a five-point scale from Excellent to Poor. Find out what factors affect a diamond's brightness, fire and scintillation, and how to pick the best value for your engagement ring.

  4. Videos

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  5. www.gia.edu › cut-grading-charts-bookletsGIA Cut Grading System Charts and Booklets

    Learn how to use the GIA Cut Grading System to estimate and evaluate the cut quality of diamonds. Download charts and booklets that summarize the system, show examples, and explain the parameters and values.

  6. www.bluenile.com › education › diamondsDiamond Cut: Grading Scale and Buying Tips | Blue Nile

    Learn how diamond cut affects sparkle, brilliance, and price, and how to choose the best cut grade for your budget. Compare Ideal, Very Good, Good, and Astor by Blue Nile™ diamonds, and see their light performance measured by GemEx BrillianceScope® Analyzer.

  7. Imágenes

    • Diamond Cut Chart Guide - What is Proportion, Symmetry, Polish & Shape
    • Diamond Grading Chart 2 - download Diamond Chart for free PDF or Word
    • Diamond Cut Grade & Buying Guide | 4C's Education
    • Diamond Cut Grade Chart
    • Diamond Cut: A Guide to the Cut Quality of Diamonds (Essential Guide)

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  8. www.tiffany.com › engagement › the-tiffany-guide-to-diamondsDiamond Cut: Education & Diamond Cut Grades | Tiffany & Co.

    Two diamonds may have the same clarity, color and carat weight, but cut is what determines whether or not one is superior to the other. Three factors alone determine a diamond’s cut: Precision of cut. How the size and angles relate to the different parts of the stone. Symmetry.

  9. 4cs.gia.edu › en-us › blogGIA Diamond Grading Scales: The Universal Measure of Quality

    14 de mar. de 2013 · Learn how to use the 4Cs (Color, Clarity, Cut and Carat Weight) to evaluate any diamond, anywhere in the world. GIA created the 4Cs as a universal method for establishing the quality of any diamond, and offers resources and tools to help you select the highest quality diamond.