Diamonds & Gems

“Stolen: Heist of the Century” is based on “Flawless,” the book about the middle-of-the-night theft, and will debut on Netflix in August.
Latest in Diamonds & Gems

This past year, the manufacturer said it recorded below-zero emissions per carat of natural diamond.

She will oversee strategic planning, fundraising, industry partnerships, and the launch of the Gem Legacy Campus in Tanzania.

The organization has also announced this year’s slate of judges.

Jewelers of America is leading the charge to protect the industry amidst rising economic threats.

Pritesh Patel, the lab’s chief operating officer, will take over as president and CEO of GIA.


Signatories to the “Luanda Accord” committed to allocating 1 percent of annual diamond revenue to the Natural Diamond Council.

The gemstone is the third most valuable ruby to come out of the Montepuez mine, Gemfields said.

As a leading global jewelry supplier, Rio Grande is rapidly expanding and developing new solutions to meet the needs of jewelers worldwide.

Industry veteran Anoop Mehta is the new chairman and independent director of the IGI board.

“Ombré Desert Diamonds” will emphasize cream-, champagne-, and brown-colored diamonds, shades that set natural stones apart from lab grown.

The “Royal Ruby” Collection is a quintet of untreated rubies curated by collector Jack Abraham.

The company has joined other labs, including GIA and Lotus Gemology, in adopting the Chinese term for "jadeite jade."

The large stone will be offered at its June sale along with a selection of secondary-type rubies from a new area of the Montepuez mine.

Located in Bangkok, the laboratory is Gemological Science International’s 14th location worldwide.

The diamond industry veteran has been named its senior sales executive.

It was featured in the miner’s latest sale, which brought in $24.8 million.

The lab has adjusted the scale it uses for nacre grading.

The nonprofit focused on mining communities in East Africa has added three new members to its advisory council.

Sapphires, emeralds, and rubies are finding their place in a U.S. market captivated by the gemstones once referred to as “semi-precious.”

The country’s gem and jewelry exports fell 5 percent year-over-year last month, while imports declined 18 percent.

The miner announced plans to recommence open-pit mining at Kagem.

Its commercial-quality emerald sale held last month totaled more than $16 million, up from about $11 million in September 2024.

“The Duke Diamond” is the largest diamond registered at the Arkansas park so far this year.

Though currently paused, high tariffs threaten many countries where gemstones are mined. Dealers are taking measures now to prepare.

It includes pricing for unenhanced Colombian emeralds in the fine to extra fine range.

The miner said its April sale featured a mix of commercial-quality primary rubies and secondary rubies of varying quality.

The company said it expects sightholders to remain “cautious” with their purchasing due to all the unknowns around the U.S. tariffs.
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