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, ...

This initiative is not merely a terminology adjustment; it represents a systematic effort to separate the grading systems for lab-grown and natural diamonds. As a non-profit organization, GIA ...

New Delhi: The International Gemological Institute (IGI) has reaffirmed its commitment to applying the universal 4Cs grading system - cut, color, clarity, and carat to all diamonds, including ...

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 ...

NORFOLK, Va. — Brilliant, sparkly, and blingy are just some words used to describe diamonds. When you're trying to pick the right gem for your loved one or yourself, the task can be daunting. Now, ...

Two samples of carbon crystals, which are clear and give off a kaleidoscope of spectral colours under direct sunlight, may appear to be identical. However, one is a billion years old, and the other is ...

Unearthing the processes behind lab-grown diamonds. Shopping for a diamond for a special someone? Before you make your purchase, you may want to learn more about lab-grown diamonds. This option has ...

Forbes contributors publish independent expert analyses and insights. Pam Danziger reports on retail, focused on the luxury consumer market. A selection of round and fancy cut lab grown diamonds ...

“Up to 1,750 tons of earth has to be displaced to mine just 1 carat or 0.2 grams, of diamond and a million miners in Africa earn less than a dollar a day with some dying in accidents. Child labor is ...

More couples are saying "yes" to lab-grown diamonds. In 2024, 52% of couples surveyed said their engagement ring featured a lab-grown diamond, according to the 2025 Real Weddings Study by The Knot.