BrankoGems Announces 3rd International Conference in Dubai

Coming This March — BrankoGems Conference Travels to DubaiThe 3rd International BrankoGems Conference is set for March 25–28, 2026, at the Novotel Deira Creekside....

Photomicrography: Images from Within: Images by Sammantha Maclachlan

When Sammantha told us she had a new image for us, and that it was from a slice of asteriated diamond, we never envisioned...

How AGTA is Singlehandedly Saving the International Colored Gemstone Industry*

Behind the scenes, the American Gem Trade Association (AGTA) has been fighting a quiet, complex, and costly battle in Washington, D.C. As AGTA CEO...

Guild Gemology Education Reports on Gemfields’ $32 Million Auction: “… a Measured Signal of...

Andrew "Andy" Lucas is the President of Guild Gemology Education. A former GIA field gemologist and education manager, Lucas has spent more than four...

The Montana Gem Travelogue: A Firsthand Look at Sapphires, Gemology, and Big Sky Mining

The following is a review of Eric Emms’ Montana sapphire mining adventure. "Hunting Montana Sapphires"This past June, Eric Emms, well-respected British gemmologist, educator, and Hatton...

Stones and Reveries: The Poetry and Minerals of Roger Caillois

L’ÉCOLE, School of Jewelry Arts, in partnership with France's Muséum national d’histoire naturelle (MNHN), presents a retrospective dedicated to the collection of the great...

Big Bicolor: GIA Studies Rare 37-Carat Pink-and-Colorless Rough Diamond

...and you thought you were under a lot of stress. GABORONE, BOTSWANA — The GIA laboratory in Botswana recently examined an extraordinary 37.41-carat pink-and-colorless rough...

The Italians are Coming! The Edit: A Gallery of Italian Jewelry Masterpieces

NEW YORK — The Edit, an exhibition of contemporary Italian jewelry design, will be held just following the JA Show, in New York City...

Photomicrography: Images from Within

Photomicrography: Images from Within Images by Sammantha Maclachlan Sammantha Maclachlan FGA DGA FIRV MJVA AJP PJDIP CPAA - JVA Registered Valuer®️ Winner of the Gordon Ness trophy...

ZaZa Azul: A Paraíba for the People

How a beloved 13.34-carat tourmaline went from a private treasure to the Smithsonian WASHINGTON, D.C. — On Tuesday morning, September 16th, 2025, the Smithsonian Institution’s...

Rediscovering Marcus & Co.: Macklowe Gallery Brings Masterpieces Into the Spotlight

NEW YORK — For decades, Marcus & Co. has been one of those elusive names in American jewelry history: admired by connoisseurs, but shrouded...

A Heritage Auction Marathon: Over 500 items – an All Day All Night Sale,...

In our last report on Heritage Auctions’ September 29 Fall Fine Jewelry Signature® Sale, we focused on a few beautiful pieces of colored gemstone...