De Beers Cuts About One-Third of Sightholders

De Beers today told more than 20 of its 69 sightholders they will no longer be clients when new contracts start on July 1, sources with knowledge...

Color, Carats, and a Very Miami Welcome at JIS Spring

If you ask me, Miami in March is always a good idea. That’s why, last fall, when the organizers of the JIS show at the Miami Beach Convention...

Sell More by Using These Fun Facts With Clients

Fun facts are pieces of useful information that go beyond nickel knowledge. They are intended as edutainment—stimulating conversation that teaches...

Both Lab and Natural Diamonds Poised to Grow, Signet Says

Signet Jewelers thinks natural and lab-grown diamonds have potential for growth, as both markets are stabilizing, CEO J.K. Symancyk told Citi’s...

Rare French Gold, Major Diamonds Headline Freeman’s Auction

Freeman's is set to strike a balance between investment-grade diamonds and a deep dive into mid-century French craftsmanship in a sophisticated...

GIA Lab Head Tom Moses Stepping Down

Tom Moses, GIA's chief research and laboratory officer, is leaving his job in May, after 50 years working at GIA. (more…)

Charles & Colvard Files for Chapter 11

Charles & Colvard, which for years was the exclusive manufacturer and marketer of moissanite, filed for Chapter 11 on March 2. (more…)

War With Iran Disrupting Diamond and Gold Trade

Iran's bombing of sites in Israel, the United Arab Emirates (UAE), and other Gulf countries, in response to U.S. and Israeli strikes against Iran,...

Britt’s Pick: LÖF’s Savoy Ring

Opaque gemstones are having a moment—onyx perhaps most prominently of all—but it's still uncommon to see one in an engagement ring. (more…)

Lab-Grown Diamonds Take Command of the Engagement Ring Market

More than 10,000 U.S. couples married between Jan. 1 and Dec. 31, 2025, have spoken and the message is loud and clear: Lab-grown diamonds rule the...

Martin Katz Turns His Red Carpet Sparkle Toward the Bridal Aisle

The Beverly Hills, Calif.–based jeweler Martin Katz is best known for making a splash on the red carpet. His extravagant, diamond-centric designs...