The highest quality diamonds are found in the earth.
Diamond 'connoisseurs' prefer Type IIa diamonds, which are found in India and in South Africa. Type IIa diamonds are the purest form of diamond, containing zero impurities. From Wikipedia: "Type IIa diamonds make up 1-2% of all natural diamonds (1.8% of gem diamonds). These diamonds are almost or entirely devoid of impurities, and consequently are usually colourless and have the highest thermal conductivity."
'Value' implies a transaction for money. The largest and most spectacular diamonds in the world generally do not change hands for money; they change hands as gifts or often, spoils of war. The highest quality, gem-quality diamonds have been found in South Africa and Zaire. These include the Cullinan Diamond, and the Millenium Star, respectively. Other spectacular diamonds have been found in India. You can read more about these named diamonds, below.
For a 'colourless' or 'white' diamonds, the highest colour grade is D; for coloured diamonds, the highest colour grade is Fancy Vivid.
Most gem-quality diamonds found are about the size of a vegetable, the pea. The largest diamond found to date is the Cullinan Diamond, a mighty excess of 3,000 carats: it fit into the palm of a grown man's hand. It was found in 1906. Larger gem-quality diamonds are found, but they are rare. The process of forming diamonds occurs far below the earth's surface, deep within the earth's mantle. Why the diamonds formed there are 'small' is a mystery only Mother Nature can answer.
Some of the largest diamonds have been found in South Africa, particularly in the Premier Mine (now Cullinan Mine). Other notable diamond-producing countries include Botswana, Russia, and Canada. The "Cullinan Diamond," one of the largest gem-quality diamonds ever discovered, was found in South Africa in 1905.
Most gem-quality diamonds found are about the size of a pea.
Diamond 'connoisseurs' prefer Type IIa diamonds, which are found in India and in South Africa. Type IIa diamonds are the purest form of diamond, containing zero impurities. From Wikipedia: "Type IIa diamonds make up 1-2% of all natural diamonds (1.8% of gem diamonds). These diamonds are almost or entirely devoid of impurities, and consequently are usually colourless and have the highest thermal conductivity."
Diamonds come in all sizes: 20% of which are gem-stone quality, the remainder are industrial diamonds. Most diamonds are tiny: gem-stone quality diamonds must be larger than most diamonds found, because of their use. Gem-quality diamonds must be visible, which is not true for industrial diamonds. Your answer, then, by logic, dictates that most diamonds an average diamond is much smaller than a pea.
They are rare (in part because supply is artificially restricted by owners of diamond mines and other wholesale diamond merchants), and they last virtually forever.Another AnswerEighty percent of all diamonds mined are industrial diamonds, which are not expensive. Gem-quality diamonds can be expensive. Supply of gem-quality diamonds is unrestricted, if you have the money to purchase them. The finest, highest-quality gem-stones are indeed rare.
'Value' implies a transaction for money. The largest and most spectacular diamonds in the world generally do not change hands for money; they change hands as gifts or often, spoils of war. The highest quality, gem-quality diamonds have been found in South Africa and Zaire. These include the Cullinan Diamond, and the Millenium Star, respectively. Other spectacular diamonds have been found in India. You can read more about these named diamonds, below.
AAA is the highest quality of gemstones or diamonds (usually lab created… other diamonds have their own digits! You’ll know
Depending on what other initials are being used to describe the stone, it's possible that FY means fancy yellow -- the highest quality of yellow colour in diamonds, and IF stands for internally flawless -- the highest clarity in diamonds.
Tiffany & Co. ensures the highest quality diamonds, ethical sourcing, lifetime warranty, affordable price options, and that they'll always be there for you. All this information and more can be found on their website. Hope this helps!
Brown diamonds are the most common colour of diamonds mined, of gem-quality. Only about 20% of all diamonds mined are of gem quality.
Gem-quality diamonds are not sold in blocks. Industrial diamonds are not sold in blocks. Diamonds -- the mineral -- are stones, rocks and the largest ever found fit into a grown man's palm.
For a 'colourless' or 'white' diamonds, the highest colour grade is D; for coloured diamonds, the highest colour grade is Fancy Vivid.
No one knows about diamonds that are not unearthed: their size, quality or location. To date, however, the largest raw diamond found by mankind was found in 1906, and it weighed just over 3,000 carats. It fit into the palm of an adult male's hand. There have been no other diamonds of this size found since.