PARIS — De Beers has called time out on its test-run of lab-grown diamond engagement rings, the company said Wednesday. Going forward, its lab-grown subsidiary Lightbox will continue to focus on its ...

Researchers have synthesized millimetre-scale hexagonal diamond, a crystal structure so elusive that many physicists doubted ...

Scientists created a pure hexagonal diamond in the lab, confirming a long-debated carbon structure slightly harder than natural diamonds.

Lab-grown diamond brand, Lightbox, has permanently reduced its prices to as low as $500 per carat, from a previous price of $800 per carat, for the brand’s standard range of lab-grown diamonds, De ...

A Chinese research team has produced bulk hexagonal diamond, a crystal structure long theorized to be harder than ...

Diamonds are a luxury, but the diamond dream is becoming more attainable with technology. Now more people are choosing lab-grown diamonds over natural diamonds. More than half of couples (52%) have an ...

Add Yahoo as a preferred source to see more of our stories on Google. According to the experts, there is no way for the average person to differentiate a natural from a lab-grown diamond. According to ...