Diamonds & Gems

The De Beers-owned lab-grown diamond company is rebranding and creating new collections, though its long-term future remains unclear.
Latest in Diamonds & Gems

The lab will include reference numbers on reports for cultured pearls that contain bead nuclei embedded with an RFID tag.

The giant gem originated from Karowe, the same mine that yielded a 2,492-carat rough diamond in late August.

The company’s fourth location worldwide will focus on its AI-powered gem document, the Gem Passport.

He, and other newly elected board members, will begin their terms in February.


The miner’s new peridot cut will debut at the upcoming Hong Kong jewelry trade show.

“Broken Bangle: The Blunder-Besmirched History of Jade Nomenclature” is an in-depth look at the evolution of jade terminology.

From protecting customer data to safeguarding inventory records, it's crucial to learn how to tackle cybersecurity challenges.

It is partnering with retailer Tanishq on educating salespeople, shaping the in-store experience, and a “360-degree” marketing campaign.

The gemological lab is looking to raise up to $477 million.

The giant gem came from Karowe, the same mine that yielded the 1,109-carat Lesedi La Rona and the 1,758-carat Sewelô diamond.

The gemstone company is moving to the Ross Metal Exchange in New York City’s Diamond District.

Unable to pay its debts, the ruby and sapphire miner is looking to restructure and become a “competitive and attractive” company.

GIA recently examined two asteriated diamonds, weighing about 8 carats each, that it said were notable for their large size and preserved natural forms.

The parcel, totaling 447 carats, garnered $12.4 million at the diamond miner’s recent tender.

Level 1 of its three-level diploma program is coming to its New York lab this September.

The “Melrose” collection highlights pink and blue lab-grown diamonds across 20 pieces.

Lab-grown diamond sales in the United States and ongoing economic challenges in China are impacting natural diamond demand.

The company also reported the $150 million sale of an iron ore royalty right, part of its ongoing effort to divest “non-core” assets.

Rentmeesters has served as interim CEO since April following former CEO Ari Epstein’s resignation.

The miner said an 835-carat emerald saw “stiff competition” in its July sale.

The piece, created by Smiling Rocks, was the top lot at the recent Ormeley Dinner.

The company’s sole remaining diamond operation, Diavik, produced 702,000 carats of diamonds, down from 970,000 a year ago.

Sourced from Tanzania, the stones feature a unique hematite inclusion.

The U.K.-based online supplier will offer calibrated stones under 1 carat.

Ravi Bhansali has been elected vice president.

Stevens, the former CEO of the Jewelers Vigilance Committee, will succeed Avi Levy.
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![“There is greater acceptance [of lab-grown diamonds] today, but manufacturers had to put in a lot of effort to make it happen,” said Smit Patel, director of finance for lab-grown diamond company Greenlab, whose factory in Surat, India, is pictured. Greenlab lab-grown diamond factory in India](https://staging-nationaljeweler-bucket.s3.us-east-2.amazonaws.com/uploads/5d145d435434011afc43a4f507ebaefd.jpg)



















