Blue diamond s level of rarity often makes them a target for diamond collectors investors and enthusiasts.
Light blue diamond name.
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There s a scientific cause for appearance of colors in diamonds.
At night alexandrite appears reddish with incandescent light while usually green or blue at daytime.
A diamond which received a perfect 0 0 0 rating from the american gem society weighing 3 03 carats 0 606 g rough and 1 09 carats 0 218 g cut.
Fancy intense blue diamond hpht 3 carat princess cut 31854 from r.
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A pale blue diamond source.
Lovely translucence and low cost have prompted a slight resurgence in the popularity of chalcedony.
Commond via wikimedia commons alexandrite.
Pear shaped rose cut diamond.
This diamond has great color but contains many inclusions.
The price of a 0 5 carat light blue diamond is 26 280 on average.
In the fancy color diamond book they explain that while a diamond is forming boron particles can become trapped inside the crystal lattice.
Alexandrite is a color changing gemstone of the mineral chrysoberyl.
It is this substance that absorbs yellow light thus reflecting a blue color.
On exhibit at crater of diamonds state park in arkansas where it was found in 1990.
What it lacks in provenance and color intensity it makes up for in size.
The color of this gemstone changes depending on the source of light.
39 31 carats fancy deep blue flawless acquired by graff in 1984 the imperial blue is the world s largest known flawless fancy deep blue diamond.
Stuart or holland diamond.