De Beers plans to break into a cheaper market with lab-made diamonds

The video explains the process of creating lab-grown diamonds by superheating materials in a microwave chamber to form plasma balls. These particles crystallize into diamonds over weeks, sharing the same physical and chemical properties as mined diamonds. De Beers is launching a new brand, Lightbox, offering these diamonds at competitive prices.

What is the name of the new brand under which De Beers plans to launch lab grown diamonds?

What are the prices set by De Beers for their lab grown diamonds?