Gem-A’s Journal of Gemmology Examines the DNA of Gem Coral

Gem-A has just sent out their latest Journal of Gemmology, and, as always, it is packed full of note-worthy gem news. On the cover (seen...

AGTA Helps Secure EU Tariff Relief for Loose Colored Gemstones and Pearls

The American Gem Trade Association (AGTA) announced a significant win this month: loose colored gemstones and natural pearls imported from the European Union will...

LMHC Agrees on Colour Stability Testing, “Cobalt Spinel,” Tanzanite, as well as “Fei Cui”

Getting seven of the world’s leading gem labs to agree on anything is no small task. Yet for nearly 25 years, the Laboratory Manual...

CHICAGO RESPONSIBLE JEWELRY CONFERENCE 2025: with Responsible Gem Boutique

Responsible Gem Boutique: October 16Chicago Responsible Jewelry Conference: October 17-18 The Chicago Responsible Jewelry Conference (CRJC) explores the intricate challenges within the jewelry industry to...

GIA Research: Akoya Bead Cultured (BC) Pearls with 1.6mm Nacre Thickness!

When we talk about akoya cultured pearls, we usually think of the traditional mollusks used for pearl farming — members of the Pinctada fucata...

GAA’s Certificate in Opal Studies: A Complete Education in the World of Opal

The Gemmological Association of Australia (GAA) has taken a giant leap this year with the launch of its Certificate in Opal Studies—its first comprehensive,...

GIA & AGS CONVERGE: The Gemology Related Track

This is just a quick note — and a list — of all the presentations we managed to catch while at CONVERGE, GIA’s Symposium...

Jewelry at Rago Arts: Antique to Art Deco on September 10, 2025

Rago Arts’ September 10, 2025 auction in New Jersey offered more than just beautiful jewels—it offered a window into jewelry history. Art Nouveau, Art...

GIA Examines Motswedi: World’s 2nd Largest Gem Quality Rough Diamond Crystal

The Gemological Institute of America (GIA) has announced that their research team in Gaborone, Botswana — joined by Tom Moses, GIA Executive Vice President...

“Lab-Grown” is Out, “Synthetic” is Back In: GIT Aligns with CIBJO – and France

Starting October 1, 2025, GIT—the Gem and Jewelry Institute of Thailand’s gem testing laboratory—will be updating the way it words its reports to better...

Al Gilbertson Receives 2025 Robert M. Shipley Award! Author of “American Cut – the...

It was Tuesday evening, September 9, at CONVERGE, when everyone in attendance rose to their feet to honor Al Gilbertson, CG—the 2025 recipient of...

GIA’s “Laboratory-Grown Diamond Quality Assessment Report” – No More Clarity, Color, or Cut!

Now Offers Just Two Tiers — “Premium” or “Standard.” We’ve been telling you this was on the way — and now it’s official. Starting October...