Blue white

Blue White - A term that has been used for many years to refer to a diamond without body color. However, it is applied frequently, but incorrectly, to stones that have a distinct yellow tint.

Blue White
A term that has been used for near white diamonds with strong blue fluorescence.
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Blue White Diamond Color
Blue-White is an old term that's not used much today (it's frowned upon by the Jewelry Industry).

Blue White
A term used to describe a colorless diamond. The FTC ruled that the stone must have a bluish tint. Flagrant misuse has made the term meaningless.
Body Color ...

Blue white diamonds
Initially referred to diamonds without a distinctive body color. However now, as per Federal Trade Commission, refers to diamonds with distinct blue body color.
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Blue White, Blue-White
Originally describing near white diamonds with strong blue fluorescence, often misleadingly used or abused term to confer the idea of whiter than white.
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The term "blue white" should not be used any more, the traditional term River is superseded with "rarest white" (R).

14 Misuse of the term "blue white."
It is unfair or deceptive to use the term "blue white" or any representation of similar meaning to describe any diamond that under normal, ...

The Excelsior (which means "higher") was a blue white diamond found at the De Beers mine at Jagersfontein in South Africa in 1893. It weighed about 995 carats and was not actually mined, but spotted in a shovel of gravel being loaded onto a truck.

The most common color is blue, and the term "blue white" was used to describe the diamond intense fluorescence that was visible in normal daylight. When considering to purchase a diamond, a rating of "Faint" or "Medium" should not be a concern.

The appellation “blue-white', now forbidden for diamond, indicate a stone with a very strong fluorescence masking its true color. In fact “blue white' diamonds can be in reality slightly, and sometimes even strongly, yellow or brown.

streak is white, luster is glossy, The fact that it fluoresces bright blue white under ultraviolet light enables prospectors to search for it at night, using portable "black" lights.

See also: Facet, Diamond, Cut, Surface, Stone