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Alrosa
Alrosa Showcases ‘Record-Breaking’ Pink
Alrosa has launched an exhibition of rare polished colored diamonds, including a 14.83-carat pink that is the largest of its
News Feb 13, 2019 Rapaport News
Rough diamond credit Shutterstock
Gübelin Testing Nano-Tracking for Diamonds
Gübelin Gem Lab is studying how it can place microscopic labels on diamonds to track them through the supply
News Feb 13, 2019 Joshua Freedman
Irradiated melee
GIA Spots CVD Stone in Parcel of Treated Melee
In a rare case, the Gemological Institute of America (GIA) has discovered an irradiated chemical vapor deposition (CVD) diamond
News Feb 10, 2019 Rapaport News
GIA
GIA Sheds Light on De Beers’ Synthetics
Two white lab-grown diamonds from De Beers’ Lightbox brand have G color and VS clarity, the Gemological Institute
News Feb 07, 2019 Joshua Freedman
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
GIA Alexandrite
GIA to Issue Alexandrite Reports
The Gemological Institute of America (GIA) will expand its Colored Stone Identification & Origin Report services
News Feb 03, 2019 Rapaport News
GIA
GIA to Give Out $2M in Scholarships
The Gemological Institute of America (GIA) will offer $2 million in scholarship funds to aspiring students in 2019, it said Wednesday.
News Jan 31, 2019 Rapaport News
Mouawad Dragon
Mouawad Cuts Record Yellow Diamond
Mouawad has manufactured a 54.21-carat polished yellow stone, which, it claims, is the largest of its shape and color
News Jan 30, 2019 Rapaport News
GIA Matthew Tratner 150
Matthew Tratner Takes On Role at GIA
The Gemological Institute of America (GIA) has appointed Matthew Tratner global director of business development. Tratner will
News Jan 29, 2019 Rapaport News
Dimmixk and Danforth 150
Trade Sees Three New Appointments
Three industry members have found homes in executive positions at Jewelers’ Security Alliance (JSA), Jewelers Mutual Insurance
News Jan 21, 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
Opal
Rare Opal Contains Trapped Insect
This story has legs: A US jeweler has obtained a colorful opal featuring an encased insect. The rare stone
News Dec 31, 2018 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
Top 10 2018 montage
Top 10 Stories of 2018: A Year of Synthetics
This was the year in which synthetic diamonds went mainstream. De Beers launched its Lightbox brand, the
News Dec 18, 2018 Joshua Freedman
Bitcoin
Analysis: Crypto Firms Betting on Diamonds
Somewhere between the volatility of cryptocurrencies and the stability of diamond prices lies an opportunity for investors. That
News Dec 11, 2018 Avi Krawitz
LMHC padparadscha
Gem Group Clarifies Sapphire Color Requirement
Stones must have a stable color to qualify as padparadscha sapphires, according to a ruling by the Laboratory Manual Harmonisation Committee
News Dec 11, 2018 Rapaport News
DEF couple holding hands 150
DEF Offers Botswana Trip to Contest Winners
The Diamond Empowerment Fund (DEF) has launched a proposal contest aimed at millennials, promising a free trip to Botswana
News Nov 04, 2018 Rapaport News
Sotheby’s
Blue Diamonds to Lead Sotheby’s Geneva Auction
A blue diamond ring estimated at $9 million to $12 million will go under the hammer at Sotheby’s Geneva auction on November
News Oct 31, 2018 Rapaport News
Alrosa Rough Diamond
Alrosa Joins De Beers Blockchain
De Beers has signed up Alrosa to its blockchain pilot, bringing the world’s two largest diamond producers together
News Oct 29, 2018 Rapaport News
Podcast
Podcast: What the Sears Failure Means for You
In the latest Rapaport Diamond Podcast, the editorial team discusses the bankruptcy of retail giant Sears Holdings
News Oct 24, 2018 Rapaport News
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