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2. Carbonado - Wikipedia

   en.wikipedia.org/wiki/Carbonado

   Carbonado, commonly known as black diamond, is one of the toughest forms of natural diamond. It is an impure, high-density, micro-porous form of polycrystalline diamond consisting of diamond, graphite , and amorphous carbon , with minor crystalline precipitates filling pores and occasional reduced metal inclusions. [ 1 ]

3. Amsterdam Diamond - Wikipedia

   en.wikipedia.org/wiki/Amsterdam_Diamond

   The diamond weighs 33.74 carats, making it one of the largest black diamonds known. The diamond is a deep black, which is relatively rare for diamonds. This black color is due to the presence of numerous inclusions, usually graphite, within the stone. Black diamonds, also known as "carbonado," are different from traditional diamonds because ...

4. List of diamonds - Wikipedia

   en.wikipedia.org/wiki/List_of_diamonds

   Discovered in 2015, it is the 5th largest diamond ever discovered at the Crater of Diamonds State Park, Arkansas Identified as a Type IIa crystal, the 8.52 carat diamond was cut and polished by Mike Botha into a custom-designed 4.605 carat Triolette shape during a week long event in North Little Rock and was graded a D IF, 0 Polish & 0 Symmetry ...

5. The Enigma (diamond) - Wikipedia

   en.wikipedia.org/wiki/The_Enigma_(diamond)

   The Enigma diamond is a semi-transparent carbonado with a dark brown/black color. Typically referred to as black diamonds, carbonados are often reserved for industrial uses. Larger specimens are considered collectors’ stones; most gem-quality stones used in contemporary jewelry design have been treated to produce the black color.

6. 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 ...

7. How Much Is a Diamond Worth? How To Find the Value of ... - AOL

   www.aol.com/much-diamond-worth-value-diamonds...

   Colored and Colorless Diamonds. The color of a diamond also plays a role in its value, with colorless diamonds given the greatest value. There are pink, yellow, blue and even black diamonds.