“China’s lab-grown diamonds are emerging as a surprising beneficiary of the artificial intelligence boom, with demand climbing while they gain traction as a key component in advanced chipmaking.

Traditionally associated with jewelry, these synthetic gems are now being adopted as chip‑cooling materials, enabling denser and more powerful AI semiconductors. Momentum has accelerated after several Chinese producers reported that clients validated their diamonds as effective heat spreaders and began commercial shipments…

Gains in this niche segment underscore investors’ search for new AI winners, as crowded hardware bets, from printed circuit boards to optical modules, have grown more expensive after a sharp rally. The surge also highlights a shift toward next‑generation cooling materials, with analysts noting that diamond is increasingly viewed as a superior alternative to traditional solutions like copper or aluminum.”

From Bloomberg.