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GIA color grading
GIA Cuts Prices 10% Amid Market Slowdown
The Gemological Institute of America (GIA) has temporarilyreduced grading fees for certain smaller diamonds after recording a drop in submissionsduring the recent industry slump. The organization is slashing prices of reports by 10% forpolished weighing from...
Polished Markets Jul 16, 2019 Joshua Freedman
Aurelien Delaunay
The Gem Lab That Refuses to Grade Synthetics
The French Gemmological Laboratory (LFG) is the oldest ofits kind in the world. Founded in 1929, it came into being after the arrival ofcultured pearls on the market prompted more than 300 pearl dealers from...
Polished Markets May 06, 2019 Marie Chabrol
GIA 150
GIA Spots Treatment Fraud with 6ct. Polished
The Gemological Institute of America (GIA) has uncovered atreated diamond carrying a false inscription that fraudsters had apparentlycreated to make the stone appear untreated. Swindlers appear to have carefully selected a grading reportfor an untreated diamond...
Polished Markets May 30, 2018 Rapaport News
NGTC GII collaboration
India and China Labs Cooperate
Two major gemological institutions in India and China haveagreed to increase their collaboration in an effort to strengthen trade betweenthe two markets. China’s state-run National Gem Testing Center (NGTC) hassigned a letter of cooperation with the Mumbai-based...
Technology Nov 27, 2017 Rapaport News
IGI diamond ID report
Labs Launch Credit Card-Sized Grading Reports
HRD Antwerp and the International Gemological Institute(IGI) have both released credit card-sized diamond reports, aiming to makegrading more efficient for traders. The two Antwerp-based laboratories unveiled the polished-diamondidentity cards this week,...
Polished Markets Oct 26, 2017 Joshua Freedman
Diamond vs topaz HRD Antwerp
HRD Detects Topaz Imitating Diamonds
HRD Antwerp has identified two stones thatwere believed to be diamonds as topaz, reflecting a trend to fool rough diamondbuyers with the cheaper gemstone.The two large, near-colorless roughstones, weighing 50.08 carats and 38.18 carats, were...
Rough Markets Jul 16, 2017 Rapaport News
IGI Lab
IGI to Launch Associations in Italy
The International Gemological Institute (IGI) will unveiltwo new organizations at a jewelry workshop it’s running in Italy this week.The first, the IGI Italy Association — which is behind theworkshop — will represent the Antwerp-based laboratory’s operations...
Technology 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 freegemology guide for artisanal miners in producing countries.The aim is to offer basic gemological and market knowledge inregions where gem-mining takes place, the institute said Tuesday. The...
Mining Apr 05, 2017 Rapaport News
Gübelin Gem Lab
Gübelin Lab Makes U.S. Presence Official
Gübelin Gem Lab has launched a permanent location in New York aspart of a global expansion program that has seen the Swiss laboratory build apresence in three continents.Gübelin opened the lab at the startof this year...
Gemstones Jan 22, 2017 Rapaport News
Peter Macken HRD Antwerp
HRD Antwerp Parts Company with CEO Macken
HRD Antwerp terminated its contract with chiefexecutive officer Peter Macken after less than 18 months because of“differing strategic views.”The grading laboratory’s board appointedAri Epstein, CEO of the Antwerp World Diamond Centre, as its...
Polished Markets Sep 20, 2016 Rapaport News
grading panel
Panelists Address Diamond Grading Standards
In this video presentation, industry panelists discuss grading reports and standards as well as share opinions on best practices for the industry moving forward. Susan Jacques, the CEO of the Gemological Institute of America (GIA), opens...
Research Jul 08, 2015 Rapaport News
EGL Opens New Center in Chennai
Press Release: European Gemological Laboratory (EGL), the world’s largest independent network of gemological laboratories, opened its new center in south India at Chennai on January 23, 2013. EGL has launched its full-fledged lab in Chennai and its presence promises to serve the jewelers and protect the...
Polished Markets Jan 29, 2013 EGL India
RJC Selects SGS to Audit Members
The Responsible Jewellery Council (RJC) selected a second auditing firm to carry out third-party reviews of its membership's business practices. SGS, based in Geneva, has considerable jewelry industry expertise and a global presence that will serve RJC, according to the company's announcement. SGS inspects, verifies, tests...
Fair Trade Jul 12, 2010 Jeff Miller
AnchorCert Sees Flood of Glass-Filled Rubies
AnchorCert gemologists at the Birmingham Assay Office in the U.K. have observed a large number glass-filled rubies being submitted in recent weeks. Many of the rubies in question were bought in the good faith that they were both natural and untreated. Senior gemologist Anu Manchanda noted that...
Gemstones Jul 06, 2010 Jeff Miller
EGL USA to Make 580 Fifth Ave. its Headquarters
EGL USA will make 580 Fifth Avenue, New York its new headquarters. EGL USA will relocate from its current 48th Street address into the new space and open a lab there toward the end of July. EGL USA opened its lab in the...
Marketing Jun 22, 2010 Jeff Miller
Ruby and Sapphire Markets Transformed
Ruby and sapphire are among history’s most coveted gems, with fashioned stones dating back to ancient Greece, India, and Asia. Traditionally, they have been scarce and expensive. The past 25 years, however, have brought radical changes in the market for rubies and sapphires,...
Gemstones Jun 14, 2010 Russell Shor
Customer Bonds
Ellen Lacy, co-owner of Lacy & Co., El Paso, Texas, says she has a talent for recognizing jewelry that is very beautiful and she seeks out “one-of-a-kind things that are gorgeous and unique” to satisfy her discriminating clientele. “We have the means to offer a wonderful collection...
Retail Jun 01, 2010 Nancy Pier Sindt
ImaGem to Unveil New Viewer at JCK Las Vegas
Press Release: ImaGem is rolling out a state-of-the art viewer for retailers and gemologists. The ImaGem-Viewer can be used to showcase and compare diamonds, gemstones or jewelry. It will be on display at ImaGem’s booth #61306 in the ETS Pavilion at the JCK Show in Las Vegas. The ImaGem-Viewer enables users to readily...
Technology May 24, 2010 ImaGem
CIBJO Releases 'Precious Metals Book'
Press Release: CIBJO, the World Jewellery Confederation, announced the release of the Precious Metals Book, which represents the second book to be released since the 2010 Congress meeting that took place in Munich, Germany this past February. The first book released was the Pearl...
Gemstones May 17, 2010 CIBJO
New Ruby Treatment Not Classified as Composite
Press Release: The American Gemological Laboratories (AGL) has concluded its initial investigations into a new ruby treatment that has been entering the market. During the past year, another new ruby treatment has been coming out of Thailand and is offering a low-cost alternative to more...
Gemstones May 04, 2010 American Gemological Labs
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