NGC Blog

Latest International Gem News for Collectors and Investors

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On July 13, 2022, an oval 8.38 Burma ruby sold for $7.3 million or $871,000 per carat at Poly Auctions in Hong Kong.
Jul 24, 2022, 8:49 AM
Poly Auctions is relatively new Hong Kong auction house established in 2012. With this sale, they just jumped into the gemstone big leagues.
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Israeli Archaeologists Find Ancient ‘Hangover’ Ring
Nov 10, 2021, 9:23 AM
Amethyst Ring from the Byzantine era unearthed in an excavation near Tel Aviv.
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Cyber Gem Heist
Nov 1, 2021, 9:55 AM
Famous London jeweler, Lawrence "King of Bling" Graff, has his private client list is stolen by Russian hackers. They are seeking millions in crypto or gems as ransom to keep client data safe.
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At Sotheby's October Hong Kong, a 6.41 "Pigeon Blood" Burma ruby sells for $2.8 million or over $432,000 per carat.
Oct 23, 2020, 8:08 AM
Ruby came with AGL report stating the color was 2.5 "Classic" Burma no heat and no clarity enhancement
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