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

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.
Latest in Sourcing

They discovered “The Dash Diamond,” named for their dog, at the Crater of Diamonds State Park earlier this month.

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.

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

“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 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.

The Seymour & Evelyn Holtzman Bench Scholarship from Jewelers of America returns for a second year.

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 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.

The organization also announced its board of directors.

The organization has reelected Kalpesh Jhaveri as president.

Kentaro Nishimura, who has been with the pearl company since 1997, has been promoted to president and CEO of Mikimoto America.

The event, which will co-locate with the Monterey Bay Jade Festival, will bring education sessions focused on jade to the United States.

Rio Tinto unearthed the diamond at its Diavik mine in Canada’s Northwest Territories.

Ronald Winston, son of Harry Winston, donated the diamonds to the Smithsonian National Museum of Natural History in Washington, D.C.

Lotus Gemology founder Richard W. Hughes has translated Heinrich Fischer’s 1880 book “Nephrit und Jadeit” from its original German.
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