August 15, 2019

Precious Gems Bear Messages From Earth’s Molten Heart

We may covet gemstones for their beauty, but their real value lies in what they tell scientists about the extreme forces at work deep underground. Around […]
August 7, 2019

This 1,758-Carat Diamond Just Got a Name

From National Jeweler Letlhakane, Botswana—An important stone has found its name. This 1,758-carat diamond is one of the largest rough diamonds recovered in recent history. It’s […]
July 30, 2019

2.12-carat diamond found at Arkansas state park

This Nebraska teacher will surely win show-and-tell once the school year begins. Josh Lanik, 36, was vacationing with his family when he discovered a brandy-colored gem […]
July 15, 2019

Gemstone Care Guide

Most gemstones will respond well to warm water, mild detergent, and a soft brush at home. However, some gems do have sensitivities. Familiarize yourself with these, […]
July 5, 2019

To Catch a Thief, There’s DNA Spray

New York—The company behind the fine, harmless mist that’s been deployed to deter and detain thieves in Europe for a decade is making a push into […]
June 30, 2019

Christie’s Auction Nets $109M

New York—Christie’s sale of historic Indian jewelry and art was expected to be big, and it did not disappoint. The auction netted a whopping $109.3 million […]
May 30, 2019

Fake diamond alert: If they are simulated or made in a lab, don’t call it mined

Not all diamond sellers have sparkling reputations. The Federal Trade Commission is ticked off at jewelers who are calling their glittery wares “eco-friendly” and “sustainable” and […]
May 23, 2019

Tahitian Pearls: Beautiful Black Pearls

A Brief History of Tahitian Pearls Native Tahitians collected natural pearls from the black-lipped pearl mollusk, Pinctada margaritifera, for many generations prior to Spanish and English involvement. Some […]
May 9, 2019

Robbery Crew Charged in Heists of Jewelry Salespeople

Los Angeles—A federal grand jury in Los Angeles has indicted five members of a robbery crew who allegedly netted $1 million in jewelry through a series […]
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