Rapaport's index extended its recovery in September, with 0.30-carat goods up 3.2% and the 1-carat posting a second straight gain, even as the lab-grown equivalent of a mainstream one-carat natural now sells for 82% less at $640.
The Rapaport Trade Diamond Index rose 3.2% for 0.30-carat goods and the one-carat index gained for a second straight month. Meanwhile lab-gr…
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The 1ct RAPI rose 0.46 percent in September, extending a slow recovery led by smaller dossier stones, while Titan Company reported jewelry r…
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The Rapaport Trade Diamond Index rose 0.5% for 1-carat stones in August, its first durable gain after more than a year of flat or negative p…
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A new BriteCo report puts lab-grown at 51% of newly appraised engagement rings in the first half of 2026, up from 47% in 2025. The shift lan…
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For the first time in 15 months the 1-carat RAPI moved higher, a small but real turn in a market that has only fallen. The bid comes as Sign…
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The Rapaport 1-carat index rose 0.5% in August, its first monthly increase in 15 months. The move is small but the direction is the story, a…
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De Beers has cancelled its August sight and folded it into October, setting a single merged event for September 23 to 27 and cutting the yea…
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The Rapaport Trade Diamond Index for one-carat goods was stable in July, ending 13 straight months of declines. Prices across D-F and G-J in…
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For the first time since March 2025, all four major diamond categories posted flat or positive figures in July, ending 13 straight months of…
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The July sight opens Monday in Gaborone with a price sheet, not a sales figure, as the headline. De Beers signaled it will close a book-to-m…
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The Rapaport Trade Diamond Index posted flat-to-positive figures across all four benchmark sizes in July, the first such month since March 2…
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Rapaport reported July as the first positive month across all four major diamond categories since March 2025, with the 1-carat RAPI stable a…
Read article →From the rise of lab-grown diamonds to shifting bridal preferences and evolving retail strategy, our Jewelry & Diamonds section delivers the analysis and market insight that matters to jewelers, dealers, and gemologists. We cover De Beers, lab-grown pricing, setting trends, and the forces reshaping how diamonds and jewelry are sold.
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