By Amy Lv and Casey Hall ZHENGZHOU, China Oct 27 (Reuters) - Around 70% of the 2 million carats of lab-grown diamonds ...

For the first time, researchers in Japan have directly mapped several components of the stress field surrounding an ...

Natural 1-carat asking prices are down sharply from 2021 as oversupply and cheaper lab-grown diamonds reshape the jewelry market.

The Bulgari Pink” diamond will appear at auction for the first time. It has remained in the same 'distinguished European noble family' for more than 70 years.

In this piece, we will take a look at the ten biggest diamond companies in the world. For more companies, head on over to 5 Biggest Diamond Companies in the World. Diamonds are among the most precious ...

Determining the authenticity of a diamond requires professional equipment and a highly trained eye. At-home tests do exist—from the fog test to the water-drop test—but the only way to be sure is by ...

A typical .17-carat diamond from the park can sell for around $700, said certified gem appraiser Laura Stanley in Little Rock. But a high-quality six-carat yellow diamond from the park can sell for ...

Electrons inside a diamond have given a floating, centimeter-sized device a quantum nudge, opening a new path toward testing ...