De Beers: How Did We Go From $39 Billion to $1 Billion? The Answer...
For the past two+ years, the headlines have come quickly.
A $39 billion takeover bid for Anglo American by BHP. Anglo American puts De Beers...
Louvre Heist Update: The Thieves Are Talking, but the Crown Jewels Are Still Missing
Nine months after one of the most brazen museum jewelry thefts in modern history, two of the men accused of carrying out the October...
Van Cleef & Arpels Revisits Egyptian Revival at Vienna’s MAK Museum (and in its...
This summer, Van Cleef & Arpels reminds us how "ordinary" gem materials can be transformed into extraordinary jewels. Lapis lazuli. Turquoise. Coral. Black onyx....
AGA Tucson Conference: A Gemology Workshop that had Everyone Playing Along. Who Knew a...
by Emily “D.D.” FrontiereContributing Editorfor the Roskin Gem News Report
Each year, the Tucson AGA Conference brings industry professionals together to interact with each other...
NAJA -66th ACE©it Mid Year Virtual Education Conference: September 5-6, 2026
The National Association of Jewelry Appraisers Announces...
NEW Dates: September 5 & 6
and...
an International Team of Speakers
for the Association’s 66th ACE©IT Fall Webinar Conference!Conference...
GemGuide Updates Old European Diamond Prices
GemGuide has updated its Old European-cut diamond prices, decreasing them across all sizes. The revised prices are available now in the GemGuide Pricing App...
Accredited Gemologists Association: 2026 Celebrity Gemologist Interview featuring Christopher Smith of American Gemological Laboratories
2026 Celebrity Gemologist Interview featuring Christopher Smith of American Gemological LaboratoriesTuesday, August 18, 2026, 10am PDT
NEW DATE TO BE ANNOUNCED
Christopher P. Smith, President and...
Tariffs Again? Making Sense of the Latest Changes Affecting Gem Imports
Just when many in the gem trade thought theyfinally understood the last round of U.S. tariffs...the tariffs have changed again.
Gary RoskinRoskin Gem News Report
Over...
The 23rd Australian Opal Exhibition: August 5 & 6, 2026!
The 23rd Australian Opal Exhibition: August 5 & 6, 2026, is all set - register NOW!
Held at Southport Sharks, Gold Coast
Only Two Weeks...
Canadian Gemmological Association: 2026 Emerging Artist Design Competition
The Canadian Gemmological Association (CGA) announces the extension of the deadline to submit your design entries.
New Deadline – Friday, July 31, 2026.
Students can now...
The Bride of Frankenstein Necklace: A Masterclass in Jewelry Provenance
A chance discovery in a Berkeley antique shop became an eight-decade provenance investigation—showing how research can become the most valuable part of a piece...
Gemstone Fracture Filling: Labs Find It in Ruby, Tourmaline, Spinel and Garnet—Are You Still...
"We are seeing oiled stones outside of emerald every single day in the lab, and yet there is so little awareness about it in...
