Add Yahoo as a preferred source to see more of our stories on Google. A high school student has been wreaking havoc among his teachers with a $16 gadget that can supposedly tell whether a diamond is ...

It appears that De Beers has spotted the writing on the wall in an increasingly crowded lab-grown diamond market. The diamond behemoth has begun testing engagement rings under its lab-grown subsidiary ...

In 2024, 52% of couples who were surveyed said their engagement ring featured a lab-grown diamond, according to the 2025 Real Weddings Study by The Knot. In the first quarter of 2025, an unbranded, ...