TEL AVIV-YAFO, Israel — Assessing the value of a diamond is a job that’s been done by eye for centuries. But artificial intelligence (AI) is now so sophisticated that it can do the same task faster, ...

RAMAT GAN, Israel – An Israeli company says it has invented a machine that can instantly grade the clarity of polished diamonds — a development it says will bring new standards to a painstaking ...

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 ...

The Gemological Institute of America is trying to buff its image as it contends with an unfolding diamond-grading scandal. The GIA, the world's largest rater of diamonds, last year fired four ...