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 ...

NEW YORK, March 16, 2020 /PRNewswire/ -- Gemological Science International (GSI), one of the largest gemological organizations in the world, announced today that it will start offering its new LGX ...

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 ...

Buying a diamond is an emotional moment. Whether it’s for an engagement ring, a Diwali gift, or simply a treat-yourself purchase, that sparkling stone holds meaning far beyond its carats. But here’s ...