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GIA Lab
Remote Learning the Focus of GIA 2021 Scholarships
The Gemological Institute of America (GIA) is offering $2 million in scholarships this year, with the funds available mainly
News Feb 04, 2021 Rapaport News
Sarine Podcast
Pandemic Is Pushing Industry to Embrace Tech
The coronavirus pandemic has accelerated the use of technology in the diamond supply chain, diminishing the fear
News Jul 20, 2020 Rapaport News
GIA CVD
GIA Spots Natural-Synthetic Hybrid Diamond
The Gemological Institute of America (GIA) has discovered a synthetic layer that improved the weight and color
News May 20, 2019 Rapaport News
GIA mistaken
‘Lab-Grown’ Diamond Turns Out to Be Natural
A client of the Gemological Institute of America (GIA) wrongly submitted a natural diamond as a lab-grown stone, the organization said.
News Feb 06, 2019 Rapaport News
Shigley
GIA Honors James Shigley with Top Award
The Gemological Institute of America (GIA) has awarded its highest honor to veteran researcher Dr. James Shigley,
News Jan 09, 2019 Rapaport News
Lesedi La Rona
Lesedi La Rona May Once Have Been 2,774ct.
The second-largest diamond in history was probably twice as big before it broke into pieces, researchers at the Gemological
News Dec 20, 2018 Joshua Freedman
GIA ruby overgrowth
GIA Spots Lab-Grown Ruby Layer on Natural Stones
Attempts to upgrade the size and color of gemstones using a layer of synthetic material have been around for
News Mar 19, 2018 Rapaport News
GIA Opens $2M Scholarship 150
GIA Allocates $2M for New Scholarships
The Gemological Institute of America (GIA) will offer $2 million in scholarship funds in 2018 to students in its gemology and
News Jan 30, 2018 Rapaport News
GSI Debbie Azar
GSI Expands Synthetic-Testing Service
Gemological Science International (GSI) has expanded its service for detecting synthetic diamonds in jewelry to Hong Kong,
News Dec 13, 2017 Rapaport News
NGTC GII collaboration
India and China Labs Cooperate
Two major gemological institutions in India and China have agreed to increase their collaboration in an effort to strengthen trade
News Nov 27, 2017 Rapaport News
Edward Johnson RJC
RJC to Expand with New Development Hire
The Responsible Jewelry Council (RJC) has appointed gemologist Edward Johnson as director of business development, tasking him
News Nov 27, 2017 Rapaport News
Pink GIA diamond CVD H4 defect
GIA Finds Baffling Flaw in CVD Diamond
The Gemological Institute of America (GIA) doesn’t usually declare itself stumped, but a recent discovery of a flaw in a synthetic
News Jul 02, 2017 Joshua Freedman
IGI Lab
IGI to Launch Associations in Italy
The International Gemological Institute (IGI) will unveil two new organizations at a jewelry workshop it’s running in Italy
News Jun 13, 2017 Rapaport News
GIA artisanal miners guide
GIA Launches Gem Guide for Artisanal Miners
The Gemological Institute of America (GIA) is piloting a free gemology guide for artisanal miners in producing countries. The
News Apr 05, 2017 Rapaport News
Diamond crushing
Diamond Crushes It in YouTube Test
A GIA-graded natural diamond survived an attempt by video stunt men to crush it with a hydraulic press. Makers of YouTube channel
News Jan 02, 2017 Rapaport News
ICA logo
Press Release: ICA Appoints Gemstone Expert Gary Roskin as Executive Director
Press Release: The International Colored Gemstone Association (ICA) announced on Tuesday that it had appointed gem and
Press Release Jul 29, 2015 International Colored Gemstone Association
jtv gem-a
Press Release: Gem-A Issues May's Journal of Gemmology
Press Release: The Gemmological Association of Great Britain (Gem-A) has released the latest issue of its academic
Press Release May 08, 2015 Gem-A
jtv gem-a
Gem-A, Gemewizard Begin New Colored Stones Grading Course
The Gemmological Association of Great Britain (Gem-A) introduced a new colored stone grading course that is conducted in association
News Jan 20, 2015 Jeff Miller
pangemtech
Pangemtech Hosts Annual Convocation and Seminar on Synthetics in Pune
Press Release: The Panjikar Gem Research & Tech Institute (Pangemtech) of Pune held its fourth annual
Press Release Dec 05, 2014 Pangemtech
gsi image logo
GSI Hosts Workshops at the Kerala Gem & Jewelry Show
Press Release: Gemological Science International (GSI), a full-service, high-tech lab designed specifically to meet the rapidly changing
Press Release Dec 01, 2014 GSI
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