Pure Grown Diamonds

A clear, sparkling diamond is rare. That’s part of its appeal. Those mined today formed billions of years ago. But a new method can grow gem-quality diamonds on demand in just three months. They’re identical to their natural counterparts and cost 30 to 40 percent less. That’s promising for anyone in the market for an engagement ring. And it bodes well for the future of electronics too.

“If anyone says they can tell the difference without a machine, they’re lying.”
—Ariel Baruch, jeweler at Diamonds by Israel Standard Inc., which sells lab-grown diamonds

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This article was originally published in the August 2015 issue of Popular Science under the title “Lab-Grown Diamonds to Keep Electronics Cool.”