Latest news and articles about HPHT
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A surge in lab-grown diamond production centred in Henan has driven global prices down more than 40% since 2022, forcing legacy players like De Beers and branded jewellers to cut prices, run down inventories and rethink strategies. The technological and scale advantages of HPHT production in China have made high-quality synthetic stones widely available and affordable, challenging the economic and symbolic value of natural diamonds.
