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GIA
GIA Names New Mineral Johnkoivulaite
The Gemological Institute of America (GIA) has confirmed a new mineral species discovered in Myanmar, which it has called
News Sep 18, 2019 Rapaport News
Kathryn Kimmel GIA 150
Kathryn Kimmel to Retire from GIA
Senior vice president and chief marketing officer Kathryn Kimmel will leave the Gemological Institute of America
News Aug 28, 2019 Rapaport News
Fake green rough diamond
GIA Exposes Rough Diamond with Fake Green Color
Manufacturers coated a rough diamond with a green substance to imitate a natural color, the Gemological Institute of America (GIA)
News Aug 19, 2019 Rapaport News
GIA Scholarships
GIA, AGS Launch Beatrice Shipley Scholarship
The Gemological Institute of America (GIA) and its sister organization, the American Gem Society (AGS), have
News Jul 31, 2019 Rapaport News
Robyn Hawk thumbanil
Jewelry Blogger Robyn Hawk Dies at 63
Robyn Hawk, who authored a number of blogs on the jewelry industry, passed away on July 16 at the age of 63 following
News Jul 29, 2019 Rapaport News
Mercury Free Mining
Group Offers $1M Prize to Nix Mercury in Mining
Nonprofit organization Mercury Free Mining (MFM) has organized a global challenge campaign to eliminate the use of the
News Jul 24, 2019 Rapaport News
GIA color grading
GIA Cuts Prices 10% Amid Market Slowdown
The Gemological Institute of America (GIA) has temporarily reduced grading fees for certain smaller diamonds after
News Jul 16, 2019 Joshua Freedman
Shanghai Jiao Tong University
GIA Expands China Education
The Gemological Institute of America (GIA) will offer remote learning to students in China, expanding its collaboration with
News Jul 02, 2019 Rapaport News
Joyce Trust Diamond 150
Trust Is Key for Ethical Dealing, Say Suppliers
Transparency is a growing goal for wholesalers, but there’s another “T” word that may be even more important:
News Jun 19, 2019 Joyce Kauf
artisanal mining
The Drive to Lift the Artisanal Stigma
The community of Fandehun is not used to pomp and ceremony. The modest village in the heart of Sierra Leone’s
News Jun 12, 2019 Avi Krawitz
GIA
Former GIA President Glenn Nord Dies at 90
Glenn Nord, the third president of the Gemological Institute of America (GIA) and a pioneer of its corporate training
News Jun 11, 2019 Rapaport News
GIA
GIA Offers Origin Reports for Colored Diamonds
The Gemological Institute of America (GIA) will offer provenance reports for colored diamonds, expanding its existing
News Jun 02, 2019 Rapaport News
GSI
Lab Finds Man-Made Sapphires Posing as Diamonds
Gemological Science International (GSI) has identified undisclosed lab-grown white sapphire melee set in pendants that had
News May 28, 2019 Rapaport News
GIA HPHT
Undisclosed Green Synthetics Raise GIA Eyebrows
Twenty-five undisclosed lab-grown diamonds have turned up at the Gemological Institute of America (GIA) — including several with a rare
News May 26, 2019 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
Alrosa Purple
11ct. Purple Expected to Fetch Over $10M
Hong Kong-based M&B Limited expects to sell a record-setting purple diamond for more than $10 million, after
News May 15, 2019 Rapaport News
Aurelien Delaunay
The Gem Lab That Refuses to Grade Synthetics
The French Gemmological Laboratory (LFG) is the oldest of its kind in the world. Founded in 1929, it came into
News May 06, 2019 Marie Chabrol
Renee Newman author
Do the 4Cs Still Make the Cut?
The “5Cs and 2Ts” isn’t as catchy as the usual formula, but it might be a better pricing method, according
News May 06, 2019 Joshua Freedman
GIA
GIA Steps Up Compliance Rules
The Gemological Institute of America (GIA) will require customers to disclose key identification information as part of its new
News Apr 30, 2019 Rapaport News
GIA
GIA Finds Clues to Continent Formation
Mineral inclusions in rare diamonds have provided clues to when their continents of origin were formed, according to research
News Apr 29, 2019 Rapaport News
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