Natural diamonds are losing their sparkle. What will it take to restore it? After a postpandemic surge in demand in 2021 and 2022, natural-diamond prices are down about 8% compared with the first ...
He presented the first lady a lab-grown 7.5 carat diamond with an estimated value of $20,000 in the presence of the president. The gift put on display India’s efforts to become a global leader ...
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