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,...
GIA Announces “Jewelry Forensics” – Techniques to Determine Manufacturing Style, Jewelry Quality, and Repair...
For appraisals and repair intake, your best tool is a pair of well-trained eyes. Jewelry Forensics helps strengthen your assessment skills and bolster your...
Lotus Gemology: Emerald and Alexandrite in the same stone!
It’s not every day you come across a gemstone that brings together two of the trade’s most treasured varieties—emerald and alexandrite—in a single, faceted...
Latest Handbook of Gemmology: Fifth Edition / Three-Volumes (Print & Digital)
World Gem FoundationIf you’re looking for the latest in gemmological textbooks, the World Gem Foundation has just released the fifth edition of its Handbook...