Latest in Diamonds & Gems

GradingJan 05, 2023
GIA’s Migration to All-Digital Reports Has Begun

The lab issued a non-paper Diamond Dossier, the first of its reports to make the transition, earlier this week.

SourcingJan 03, 2023
De Beers’ Rough Diamond Sales Near $6B for the Year

Strong jewelry sales and manufacturers’ desire to secure supply with known provenance pushed rough sales to their highest level since 2018.

SourcingDec 21, 2022
AGA Announces New Governing Board

Newcomers are Gary A. Roskin, Martin Fuller and Alberto Scarani.

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Full Disclosure at Your Fingertips

Distinguishing natural diamonds from laboratory-grown stones – now more available than ever – has been difficult for jewelers. Until now.

SourcingDec 21, 2022
The World Gem Foundation’s ‘Project Africa’ Aims to Level the Playing Field

In a Q&A, founder Geoff Dominy shares WGF’s plans for training a generation of gemologists in gem-producing countries in Africa.

Weekly QuizJan 26, 2023
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GradingDec 21, 2022
IGI Now Issuing Reports for Moissanite From Roseco

The reports will state that IGI has verified the material as lab-grown moissanite and provide the stone’s weight and shape.

Lab-GrownDec 19, 2022
WD Lab Grown Diamonds Names New CEO

The Maryland-based company promoted interim President Mike Grunza to the role, succeeding Sue Rechner.

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Bringing Over 130 Years of Diamond Expertise to Modern Grading

De Beers Institute of Diamonds provides the very best in diamond verification, education and diamond services.

SourcingDec 19, 2022
IDCA Announces New Board Members

Shailesh Jhalani is the new president.

GradingDec 14, 2022
GIA Sees ‘Unusual’ Color Change in Sapphires During Stability Testing

Some sapphires gain orange or yellow coloration when exposed to incandescent light, according to a recent lab note.

GradingDec 13, 2022
GIA Has Enlisted Alan Revere to Revamp the Graduate Jeweler Program

Revere ran his own jewelry academy in San Francisco for 40 years.

Lab-GrownDec 12, 2022
De Beers Group’s Element Six CEO Walter Huehn Departs

Element Six develops and produces synthetic diamond and tungsten carbide supermaterials.

SourcingDec 02, 2022
Alrosa CEO Sergey Ivanov to Step Down, Report Says

According to Russian news sources, the sanctioned head of the diamond company is leaving to take a job with an investment group.

SourcingDec 02, 2022
Lucapa Sells 170-Carat Pink Diamond Unearthed This Summer

Said to be the largest pink diamond found in hundreds of years, “The Lulo Rose” was sold for an undisclosed sum.

SourcingDec 01, 2022
Nomad’s Is Selling Its Stones to Raise Money for Ukraine Again

In the spirit of an advent calendar, “Gems to Help Ukraine” will sell a stone a day through Dec. 24 on the Nomad’s Instagram account.

GradingDec 01, 2022
PhotoScribe Granted Patent for Method that Verifies a Stone’s Identification

The secure mark combines an overt mark with a covert data set to provide assurance on a gem.

SourcingNov 30, 2022
Firestone Restarts Operations of Lesotho Diamond Mine

Liqhobong has been in a care-and-maintenance period since the start of the pandemic.

SourcingNov 22, 2022
Head of Australian Miner Burgundy Diamond Resigns

The company announced the resignation of Peter Ravenscroft late last week, effective immediately.

SourcingNov 21, 2022
Provenance Proof Launches Online Marketplace for Traceable Gems

Debuting today, it is open to Provenance Proof blockchain users.

GradingNov 17, 2022
GIA Labs Report Receiving 2 Moissanites Submitted as Diamonds

The discoveries were outlined in the Lab Notes section of the fall 2022 issue of Gems & Gemology.

SourcingNov 17, 2022
De Beers’ Oct/Nov Rough Sales Total $450M

As in September, the company’s sales were up slightly year-over-year but down month-to-month.

GradingNov 17, 2022
Professor of Artificial Intelligence Among Additions to GIA Board of Governors

Lake Dai, who teaches at Carnegie Mellon University, joins the board alongside Rosy Blue Managing Director Russell Mehta.

GradingNov 14, 2022
GIA Kicks Off Complimentary Next-Day Services Promotion

The limited-time deal is being offered to help jewelers through the busy holiday season.

Lab-GrownNov 08, 2022
Blue Nile Moves into Lab-Grown Diamonds

The jewelry company is now selling lab-grown diamonds loose and set in engagement rings.

GradingNov 08, 2022
De Beers to Launch New Melee Screening Device

Set to roll out in early 2023, it will enable verification of up to 3,600 diamonds per hour for stones as small as 0.001 carats.

SourcingNov 07, 2022
More Than 100 Pink Diamonds Are Now On View

L.J. West Diamonds has collaborated with the Melbourne Museum to mount an exhibition of the rarest stones from the now-closed Argyle mine.

Lab-GrownNov 04, 2022
Lab-Grown Diamond Brand Lightbox Names New CEO

Antoine Borde joins Lightbox from French food company Danone Group, succeeding Steve Coe.

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