Lab-grown diamonds are also being used for money laundering. Late last year, Indian and Hong Kong customs revealed a joint operation in which they discovered “cheap synthetic diamonds were being ...

Diamond prices declined in October but stabilized in the month’s second half. US buyers purchased for the holiday season ahead of India’s Diwali shutdown. However, manufacturers were under pressure to ...

1-carat RAPI down 1.5%. Diamond prices declined in October but stabilized in the month’s second half. US buyers purchased for the holiday season ahead of India’s Diwali shutdown. However ...

IF to VS2 diamonds — fell 1.5% in October. The index dropped 0.6% for 0.30-carat stones, 2% for 0.50 carats, and 0.5% for 3 carats. The declines were gentler than in September. Prices of pears ...

IF to VS2 diamonds — fell 1.5% in October. The index dropped 0.6% for 0.30-carat stones, 2% for 0.50 carats, and 0.5% for 3 carats. The declines were gentler than in September. Prices of pears and ...

Among categories, 1-carat fancy intense yellow diamonds saw the largest drop, at 3.8%. The best-performing category was 3-carat fancy vivid pink diamonds, whose prices rose by 2%. The Fancy Color ...

Prices for the rarest stones from Rio Tinto’s defunct Australian mine have long outperformed mainstream investments ...