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  2. Diamond color - Wikipedia

    en.wikipedia.org/wiki/Diamond_color

    The majority of mined diamonds fall between white and pale yellow or brown; what is known as the normal color range. Diamonds of more intense color (usually yellow, but in some cases red, green or blue) are termed fancy color diamonds. Black diamonds are also fancy color diamonds. All other factors being equal, the most valuable diamonds are ...

  3. Diamond type - Wikipedia

    en.wikipedia.org/wiki/Diamond_type

    Type Ib diamonds absorb green light in addition to blue, and have a more intense or darker yellow or brown colour than Type Ia diamonds. The stones have an intense yellow or occasionally brown tint; the rare canary diamonds belong to this type, which represents only 0.1% of known natural diamonds. The visible absorption spectrum is gradual ...

  4. Canary Diamond - Wikipedia

    en.wikipedia.org/wiki/Canary_Diamond

    The Canary Diamond is an uncut canary-yellow 17.86 carat diamond found in 1917 at what is now the Crater of Diamonds State Park in Arkansas. [1] [2] ...

  5. Crystallographic defects in diamond - Wikipedia

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

    C centers impart a deep yellow to brown color; these diamonds are classed as type Ib and are commonly known as "canary diamonds", which are rare in gem form. Most synthetic diamonds produced by high-pressure high-temperature (HPHT) technique contain a high level of nitrogen in the C form; nitrogen impurity originates from the atmosphere or from ...

  6. Category:Individual diamonds - Wikipedia

    en.wikipedia.org/wiki/Category:Individual_diamonds

    This is a non-diffusing parent category of Category:Individual diamonds by origin and Category:Individual diamonds by color The contents of these subcategories can also be found within this category, or in diffusing subcategories of it.

  7. Shades of yellow - Wikipedia

    en.wikipedia.org/wiki/Shades_of_yellow

    The color box at right shows the most intense yellow representable in 8-bit RGB color model; yellow is a secondary color in an additive RGB space. This color is also called color wheel yellow. It is at precisely 60 degrees on the HSV color wheel, also known as the RGB color wheel (Image of RGB color wheel:). Its complementary color is blue.

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