A rare chameleon diamond is examined in GIA's Carlsbad lab.
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A New York company has become one of the world’s largest purveyors of pre-owned diamonds by buying jewellery from owners eager to convert to cash.
Read MoreColoured diamonds are in the spotlight. They’re routinely breaking records at auction houses. Learn more about these gemmological marvels of the rarest order.
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Learn more about one of the Earth’s most fascinating creations, including some that became the most famous.
Read MoreOverview and commentary on the 2013 Russian Diamonds and Jewellery article “New Reality of the Russian Jewellery Market”.
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A Fancy yellow type Ib CVD-grown synthetic diamond undergoes testing at the New York lab.
Read MoreItems of significant value typically come with important documentation. But what about something as valuable as a diamond?
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Describes the extremely rare polished pink diamonds from Australia’s Argyle mine that have been sold for 30 years through invitation-only tenders.
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Looking to buy a diamond online? We have 10 tips to help you click the “Buy Now” button with confidence.
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The discovery of three huge diamonds – 1,111, 813 and 374 carats − all in the same week, has brightened an otherwise lacklustre diamond market.
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