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  2. Diamond color - Wikipedia

    en.wikipedia.org/wiki/Diamond_color

    Color grading of diamonds was performed as a step of sorting rough diamonds for sale by the London Diamond Syndicate. As the diamond trade developed, early diamond grades were introduced. Without any co-operative development, these early grading systems lacked standard nomenclature and consistency. Some early grading scales were; I, II, III; A, AA, AAA; A, B, C. Numerous terms

  3. 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 .

  4. Diamond (gemstone) - Wikipedia

    en.wikipedia.org/wiki/Diamond_(gemstone)

    The quality of a diamond's cut is widely considered the most important of the four Cs in determining the beauty of a diamond; indeed, it is commonly acknowledged that a well-cut diamond can appear to be of greater carat weight, and have clarity and color appear to be of better grade than they actually are.

  5. Crystallographic defects in diamond - Wikipedia

    en.wikipedia.org/wiki/Crystallographic_defects...

    Its most important practical property is optical absorption, like in the color centers, which gives diamond green, or sometimes even green–blue color (in pure diamond). The characteristic feature of this absorption is a series of sharp lines called GR1-8, where GR1 line at 741 nm is the most prominent and important.

  6. Gemstone - Wikipedia

    en.wikipedia.org/wiki/Gemstone

    In diamonds, the cut is the primary determinant of value, followed by clarity and color. An ideally cut diamond will sparkle, to break down light into its constituent rainbow colors (dispersion), chop it up into bright little pieces (scintillation), and deliver it to the eye (brilliance).

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  8. Category:Diamond colors - Wikipedia

    en.wikipedia.org/wiki/Category:Diamond_colors

    Individual diamonds by color (6 C) Pages in category "Diamond colors" The following 6 pages are in this category, out of 6 total.

  9. These are the Arizona Diamondbacks colors. Here's what they ...

    www.aol.com/arizona-diamondbacks-colors-heres...

    The colors represent a much more Arizona look, Sedona red pulled from the Red Rock State Park in Sedona, the Sonoran tan reminiscent of Sonoran sand and the desert landscape and black to accent it.

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