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  2. Diamond clarity - Wikipedia

    en.wikipedia.org/wiki/Diamond_clarity

    Diamond clarity is the quality of diamonds that relates to the existence and visual appearance of internal characteristics of a diamond called inclusions, and surface defects, called blemishes. Clarity is one of the four Cs of diamond grading, the others being carat , color , and cut .

  3. Diamond color - Wikipedia

    en.wikipedia.org/wiki/Diamond_color

    Diamond color grading chart. Refers to a grading scale for diamonds in the normal color range used by internationally recognized laboratories (GIA, IGI, & GCAL by Sarine for example). The scale ranges from D which is totally colorless to Z which is a pale yellow or brown color.

  4. Diamond - Wikipedia

    en.wikipedia.org/wiki/Diamond

    Clarity is one of the 4C's (color, clarity, cut and carat weight) that helps in identifying the quality of diamonds. The Gemological Institute of America (GIA) developed 11 clarity scales to decide the quality of a diamond for its sale value. The GIA clarity scale spans from Flawless (FL) to included (I) having internally flawless (IF), very ...

  5. Diamond enhancement - Wikipedia

    en.wikipedia.org/wiki/Diamond_enhancement

    The clarity, or purity, of a diamond refers to internal inclusions of the diamond, and is one of the 4-Cs in determining a diamond's value.Common inclusions that appear inside diamonds are black carbon spots and small cracks, commonly referred to as fractures or "feathers", due to their feathery whitish appearance when viewed from above or through the side.

  6. Gemological Institute of America - Wikipedia

    en.wikipedia.org/wiki/Gemological_Institute_of...

    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.

  7. Pink diamond - Wikipedia

    en.wikipedia.org/wiki/Pink_diamond

    Like all diamonds, pink diamond clarity is measured on a scale from Flawless to Included. Only 7% of pink diamonds are either Flawless or Internally Flawless (IF), and majority are Slightly Included (SI). [16] Like most of the colors of fancy color diamonds, the clarity has little effect on a pink diamond's value. Since pink diamonds are formed ...