A new device can color-grade both fancy colored diamonds as well as diamonds with secondary hues, says a release from manufacturer ImaGem. The device uses data from thousands of samples to derive its ...

GCAL, a diamond grading lab, uses AI to enhance accuracy and consistency in its grading process, building consumer trust. AI helps maintain independence by providing objective, data-driven assessments ...

When shopping for a diamond, whether for an engagement ring or a piece of fine jewelry, you’ll quickly encounter the term Four Cs—Cut, Color, Clarity, and Carat Weight. These four characteristics ...

The jewelry industry’s most respected gemological authority has announced a change in how it will evaluate lab-grown gems. By Amy Elliott A certain type of engagement ring seems to have reached peak ...

Cut can significantly affect a diamond’s beauty, radiance and market value, since a superior cut allows for a diamond’s maximum fire and sparkle to dazzle. “A perfectly cut diamond, observed New York ...

Learn what IGI certification means for lab-grown diamonds, how grading reports verify diamond quality, and why certification ...