| Almost 80% of the worlds diamond
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| | of the 16,000 different standards of
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| production and rough supply is managed by
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| | quality, based on their form, quality,
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| "De Beers". This is not a single company
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| | colour, and size. There are sorting
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| but rather several different entities
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| | houses in London, Lucerne, Gaborone,
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| hiding behind the one name. These
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| | Windhoek, and Kimberley. In the valuation
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| companies are involved in every step of a
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| | of diamonds colour, cut, clarity, and
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| diamonds life, from extraction to
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| | carat are the four c's used to decide
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| polishing and on to the point of sale.
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| | it's value.
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| All sorted and valued diamonds go to
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| | Only about 20% of all diamonds are
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| London to the Diamond Trading Company.
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| | classified as "gemstone quality" and used
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| They are then put into lots to be sold at
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| | in making jewellery, the rest are sold to
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| a fixed price. You cannot make partial
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| | industry as "industrial diamonds" for
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| purchases, a full lot must be bought.
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| | drilling, cutting, and milling purposes.
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| There are currently only 120 individuals
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| | Due to its extreme hardness, diamonds can
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| accredited by the Diamond Trading Company
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| | cut through almost any surface and are
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| who are allowed to purchase diamonds.
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| | vital to most industries.
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| These diamond buyers can purchase the
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| | They make excellent abrasives as they can
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| lots at ten selling events a year, in
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| | only be scratched by other diamonds. The
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| London Lucerne and Johannesburg. The
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| | hardest diamonds in the world are from
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| resale of the diamonds is carried out by
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| | New England in Australia, and are used
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| direct buyers normally on diamond
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| | mainly to cut other diamonds. There are
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| exchanges, which are basically large
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| | other uses for diamonds, including both
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| diamond markets.
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| | semi-conductors and insulators, depending
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| All the diamonds that De Beers brings on
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| | on the properties of the diamond.
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| the market are first classified into one
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