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Rough diamond

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How much can a massive 23.16 carat pink diamond be worth in the rough? Petra Diamonds unearthed one of the biggest discoveries in the pink diamonds industry. The diamond was sold for $10.05 Million Dollars

How much can a massive 23.16 carat pink diamond be worth in the rough? Petra Diamonds unearthed one of the biggest discoveries in the pink diamonds industry

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Canadian mining firm Lucara has sold a massive 813-carat diamond for $63 million, setting a new record price for a rough gem.

Canadian mining firm Lucara has sold a massive 813-carat diamond for $63 million, a new record for a rough gem.

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Diamond rough uncut 50.00 ct 10.01 g from Scotland | Etsy

Uncut rough diamond from Scotland beautiful potential masterpiece for a highly skilled brilliant-ere.

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Unless you are well-trained, the best way to identify an uncut diamond is to take it to a jeweler.

Identification of rough diamonds uses crystal form, specific gravity, hardness and other physical properties. Uncut rough diamonds most often occur in kimberlite pipes in ancient cratons but may also occur in lamprophyre and lamproite dikes or ultra-high pressure metamorphic rocks.

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Laurence Graff has acquired the 1,109-carat Lesedi La Rona, from Canadian mining company Lucara Diamond Corp. in a deal valued at $53 million. It is the world’s largest gem-quality rough diamond to be discovered in more than a century and the largest rough diamond in existence today.

It may be one of Laurence Graff’s greatest deals in a long career of exceptional negotiations for some of the world’s most valuable and important diamonds

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