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In 1953 the GIA developed its International Diamond Grading System and the "four Cs" (cut, clarity, color, and carat weight) as a standard to compare and evaluate the quality of diamonds. [ 2 ] As of 2024, the institute is headquartered in Carlsbad, California , and operates in 13 countries, with 11 campuses, 9 laboratories, and 4 research centers.
Diamond certified FL (flawless) by the GIA Two diamonds of grade VS 1 and SI 2 respectively. The GIA diamond grading scale is divided into six categories and eleven grades. [2] The clarity categories and grades are: [3] Flawless category (FL) diamonds have no inclusions or blemishes visible under 10× magnification. [3]
Template: Certification. 12 languages. ... {Certification|Diamond}} Multiple certifications. Multiple certifications can also be included in the template, as shown ...
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The code below is for customizing the template for a specific WikiProject. Fields are optional, and will default to generic examples if left blank. Specifying the Project field will link the class labels to the appropriate quality category in the given project in the format " FA -Class Project articles".
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