It takes intense pressure and temperatures north of 2,000 degrees for a diamond to form deep within the Earth. But these days, there’s another way to create a diamond: in a lab, where a diamond can go ...

For decades, couples were told to value a certain kind of rarity. The jewelry designer Kindred Lubeck, with the help of her ...

De Beers Group is getting out of the business for lab-made diamond jewelry, shutting down its Lightbox brand and refocusing on naturally occurring gems after a steep decline in the price of ...