“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...
Hyperion, the Inclusion Search Engine… Provided by Lotus Gemology
The Hyperion image database is a searchable inclusion library, offering nearly 1,800 photomicrographs from the Lotus Gemology laboratory in Bangkok, indexed by gem type,...
Four Color Highlights & One Old Mine Cut from Heritage’s Upcoming Fall Fine Jewelry...
Heritage Auctions’ September 29 Fall Fine Jewelry Signature® Sale is still a few weeks away, but four loose gems and a mounted diamond are...
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...
Photomicrography: Images from Within
Images by Sammantha Maclachlan – There are some extremely talented photographers out there, and we are so pleased to show you another of Sammantha Maclachlan's images...
Value at NAJA’s ACE©IT Conference: August 9-10 – an Online Event
The National Association of Jewelry Appraisers' 64th Annual ACE©It Mid-Year Virtual Education Conference takes place the weekend of August 9–10. This year’s event features...
AGA Interviews Celebrity Gemmologist: Canadian Gemmological Association President Donna Hawrelko
Mark your calendars!
On August 12, 2025, you’re invited to a free and very special conversation with one of gemology’s most respected educators and leaders.
Join...
AGTA Spectrum & Cutting Edge Awards: Rules & Deadlines
Every year, the AGTA Spectrum & Cutting Edge Awards spotlight some of the most creative minds in the gem and jewelry world. Launched back...
Into the Stone: Photomicrography from E. Billie Hughes
E. Billie Hughes, FGA, is a co-founder of Bangkok-based Lotus Gemology, a respected gemological laboratory and educational resource.
A graduate of UCLA, and a Fellow...
Understanding Fei Cui: The Trade Term Now Found on Jade Reports
Beginning June 1st, 2025, jadeite jade authenticity reports issued by Mason-Kay, started to look a little different. Mason-Kay, U.S. jade experts located in Colorado,...
