Auction Records

【London, UK】Rare and Ancient Cameo and Intaglio Rings Triple Pre-Sale Estimates at the Bonhams Sale of Fine Jewellery in London

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Editor’s NoteRare cameo and intaglio rings from the Ceres Collection recently sold for triple their pre-sale estimates at a Bonhams auction,…

【New York, US】1.8 Million Per Carat: Colored Diamonds Achieve Record Prices

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Editor’s NoteThe market for rare colored diamonds continues to surge, with pink and blue gems recently fetching record prices. This report highlights…

【法国】Trends: Colored Diamonds See Their Prices Soar

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Editor’s NoteThis article examines the frenzied market for rare colored diamonds, highlighting recent record-breaking sales at major auction houses….