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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 Kono District has beensustained by diamond mining for over 50 years but lacks the basics many takefor granted...
Mining Jun 12, 2019 Avi Krawitz
GIA
Former GIA President Glenn Nord Dies at 90
Glenn Nord, the third president of the Gemological Instituteof America (GIA) and a pioneer of its corporate training program and globaloutreach, died Sunday aged 90. “Glenn Nord was a committed advocate for GIA’s mission,...
Polished Markets 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 service matching polished to the original rough. The organization analyzes the physical measurements andother scientific data...
Polished Markets Jun 02, 2019 Rapaport News
Swarovski 150
Swarovski Plans Move into Natural Diamonds
Swarovski, the Austrian jeweler famous for its cut-glass crystals, is preparing to launch its natural diamond operations, Nadja Swarovski, head of corporate communications and design services, said in a panel discussion at the JCK Las Vegas...
Polished Markets May 31, 2019 Avi Krawitz
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 been submitted as natural-diamond jewelry. The pendants, which GSI’s NewYork lab had received for a routine screening,...
Rough Markets May 28, 2019 Rapaport News
GIA HPHT
Undisclosed Green Synthetics Raise GIA Eyebrows
Twenty-five undisclosed lab-grown diamonds have turned up atthe Gemological Institute of America (GIA) — including several with a raregreenish color. The GIA’s lab in Carlsbad, California, recently received thestones — weighing from 0.46 to 0.52 carats — for...
Technology May 26, 2019 Rapaport News
GIA CVD
GIA Spots Natural-Synthetic Hybrid Diamond
The Gemological Institute of America (GIA) has discovered asynthetic layer that improved the weight and color of a natural diamond, and haswarned that the phenomenon may be happening more often.The cushion modified brilliant, 0.64-carat...
Technology 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 buying the stone from Alrosa. The cushion modified brilliant-cut, 11.06-carat diamond isthe largest fancy-deep-purple-pink stone...
Polished Markets May 15, 2019 Rapaport News
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
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 to the author of a diamond-trade guide that claims the 4Cs are no longer adequate.“One of the biggest misconceptions is that...
Polished Markets May 06, 2019 Joshua Freedman
Podcast
Podcast: Who’s Right – De Beers or the GIA?
Provenance and lab-grown diamonds have dominated the industry’s conversation for some time, but developments in 2019 have made them the year’s strongest news themes. In the 13th edition of the Rapaport Diamond Podcast,...
Polished Markets May 02, 2019 Rapaport News
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 compliance program, it said Monday.Under the lab’s Know Your Customer system, clients will need to confirm their...
Polished Markets Apr 30, 2019 Rapaport News
GIA
GIA Finds Clues to Continent Formation
Mineral inclusions in rare diamonds have provided clues towhen their continents of origin were formed, according to research by the GemologicalInstitute of America (GIA). The researchers studied sulphide inclusions in type Ibyellow diamonds originating from the...
Mining Apr 29, 2019 Rapaport News
Matthew Tratner GIA 150
NCDIA Announces Advisory Board
The Natural Color Diamond Association (NCDIA) has appointedthree members to its 2019 advisory board. They will be responsible for supporting and guiding the organization’sexecutive committee, NCDIA said last week. The new advisory...
Polished Markets Apr 24, 2019 Rapaport News
GIA Shahdeh Ammadi 150
GIA Names New Director of Relations
The Gemological Institute of America (GIA) has appointedShahdeh Ammadi director of institute relations, a newly created position. In her role, Ammadi will oversee the institute’s globalalumni and GemKids programs, as well as its guest services. She...
Polished Markets Apr 21, 2019 Rapaport News
Okavango
Botswana Unveils 20ct. Okavango Blue Diamond
Okavango Diamond Company (ODC) has revealed a 20-caratpolished stone, the largest blue diamond to come out of Botswana. The Gemological Institute of America (GIA) has graded the oval brilliant-cut, type IIb diamond as fancy deep...
Polished Markets Apr 17, 2019 Rapaport News
AGC
Kelly Newton Receives AGS’s Shipley Award
The American Gem Society (AGS) has given Arkansas jeweler Kelly Newton its Robert M. Shipley award for his contributions to the industryand service to the organization. The third-generation owner and president of Newton’sJewelers has...
Polished Markets Apr 16, 2019 Rapaport News
Graff
Graff Cuts 302ct. Diamond from Lesedi La Rona
Graff has unveiled the 67 polished stones it cut from the 1,109-carat Lesedi La Rona, including a record-breaking 302-carat diamond.The jeweler has named the square emerald-cut, 302.37-carat, D-color diamond the Graff Lesedi La Rona. It has...
Polished Markets Apr 10, 2019 Rapaport News
GIA
GIA Aligns Lab-Grown Reports with FTC Standards
The Gemological Institute of America (GIA) has updated thelanguage in its lab-grown-diamond certificates to conform to the recent Federal Trade Commission (FTC) guidelines.The grading lab will no longer use the term synthetic whenreferring to diamonds created...
Polished Markets Mar 31, 2019 Rapaport News
GIA Diamond Origin Report
GIA Unveils New Diamond Origin Report
The Gemological Institute of America (GIA) is rolling out a new grading report that will highlight the country from which a diamond was recovered. The company will issue the Diamond Origin Report for stones...
Polished Markets Mar 28, 2019 Rapaport News
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