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De Beers weaponises blockchain to fight lab-grown diamonds, but a 45% price crash looms large
The natural diamond industry has a problem it cannot see with the naked eye. Lab-grown stones are now virtually identical to mined gems, they cost a fraction of the price, and the broader tech landscape of 2025 has only accelerated their rise. De Beers Group, the world’s largest diamond producer and distributor, is betting that blockchain can provide what geology alone no longer does: proof that a stone is worth its price tag. The Gemological Institute of America (GIA) has agreed to acquire a 30% stake in Tracr, the De Beers-backed firm behind a blockchain platform that traces diamond origins. The deal, announced ... (full story)