As Seen in Las Vegas: GIA UV Lamp & Viewing Cabinet – Comes...
As Seen in Las Vegas: GIA UV Lamp & Viewing Cabinet - Comes with a Comparison Strip
Gary Roskin - Press Release - GIA -...
Journal of Gemmology: Jadeite, Morganite, and more
Journal of Gemmology: Jadeite, Morganite, and more
Gary Roskin - Roskin Gem News Report -
Another impressive collection of gemmological articles in this latest edition...
GIA Pilot Program to Grade Mounted Goods
GIA Pilot Program to Grade Mounted Goods
Press Release / GIA
CARLSBAD, California – June 20, 20224GIA (Gemological Institute of America) is piloting an innovative Jewelry...
IGI to Issue Grading Reports for Synthetic Moissanite: Charles & Colvard Adding Value to...
IGI to Issue Grading Reports for Synthetic Moissanite: Charles & Colvard Adding Value to "Lab Grown" Products
Gary RoskinRoskin Gem News Report
Charles & Colvard, the...
AGA Virtual Conference: Diamonds From All Angles
AGA Virtual Conference: Diamonds From All Angles
Wednesday June 19th, 2024LOS ANGELES 9:00 am – 12:00 pm(UTC – 7) | NEW YORK 12:00 – 3:00 pm(UTC -4) | LONDON 5:00...
GEMMES: Spring 2024
GEMMES: Spring 2024
In this issue, you will find the contributions of Stéphane Renard, Thomas Cagniard, Féodor Blumentritt, Aurélien Delaunay, Franck Notari, Ingrid Lerouyer, Boris...
GIA adds the AGS “Ideal Report.” Measuring Light Performance! What is an “ASET Map”?
GIA adds the AGS "Ideal Report." Measuring Light Performance! What is an "ASET Map"?
Gary Roskin - Roskin Gem News Report -
GIA and the...
GIA & AGS “CONVERGE” – Symposium and Conclave September 7-10, 2025
GIA & AGS "CONVERGE" - Symposium and Conclave September 7-10, 2025
AGS and GIA Announce Joint Event for September 2025 - ‘Converge’ brings together AGS...
An Update on DANAT: Preserving the Culture of Natural Pearls
An Update on DANAT: Preserving the Culture of Natural Pearls
Brianna KamienskiContributorDanat PR
Society’s love for exquisite, rare, and luminous pearls and gemstones has persisted since...
Phillips Hong Kong Auction Features Vivids
Phillips Hong Kong Auction Features Vivids
Gary Roskin - Roskin Gem News Report -
Fancy Vivid color diamonds are outstanding rare beauties in the gem...
An Impressive New Scope
An Impressive New Scope
GIA - Press Release - and personal review - gr -
We love trying out new gemological equipment. And fortunately for...
AMS Micro: the Latest Tool for Detecting Synthetic Diamonds
AMS Micro: the Latest Tool for Detecting Synthetic Diamonds
De Beers Group Ignite launches latest diamond verification instrument, the AMS Micro
De Beers13 Feb 2024Press Release
First-of-its-kind...
