“Strong Results” from Sale of Rare Argyle Diamonds
A sale of "beyond rare" diamonds - primarily pink, red and violet stones from the Argyle mine - delivered "strong results", owners Rio Tinto said yesterday (3 November) although it declined to provide actual...
CIBJO Report Highlights Ethical Challenges in Coloured Gemstone Supply Chains
The report, prepared under the leadership of Charles Abouchar, highlights the difficulties of verifying the precise source of each coloured gemstone due to unevenly enforced regulations across different countries. While the industry supports ethical...
ICA’s ‘Gems Keep Giving’ Charity Relaunches With New Board
The International Colored Gemstone Association’s (ICA) charitable initiative, Gems Keep Giving (GKG), has been reorganised with a new board and chair. GKG is a non-profit organisation that supports artisanal coloured gemstone mining and cutting...
$3.5m Yellow Diamond Pulled from Sale
Another high-value yellow diamond has been withdrawn from sale by auctioneers at the last minute.
The 45.07-carat fancy vivid yellow, billed as highlight of the Phillips New York Jewels Auction, was expected to fetch $2.8m...
Gemfields Appoints Bruce Cleaver as New Chair
Gemfields Group Limited has announced the appointment of Bruce Cleaver as the new Chair of the Board, effective from 1st July 2024. Cleaver, known for his distinguished leadership and extensive experience in the gemstone...
6.2-ct Fancy Vivid Pink Fetches $12m
A 6.21-carat fancy vivid pink diamond sold for $12m at Philips Geneva.
The pre-sale estimate for the VS1 clarity, Type IIa gem, set in a ring, was $10.5m to $15m. It was the highlight of...
Gemfields Poll: Coloured Gemstones Emerge As Popular Valentine’s Day Gifts
In a bid to gauge public sentiment towards coloured gemstones as presents for Valentine's Day, Gemfields conducted a light-hearted opinion poll survey.
Find Out Now, a UK consumer insight provider, undertook the survey, reaching out...
Rough Ruby Prices Soaring, says Gemfields
Prices of rough rubies have more than doubled in the last two years, said Gemfields as it announced results of its latest sealed-bid auctions.
The UK-based colored gems miner achieved an average $290 per carat...
Rio Tinto’s Rare Coloured Diamonds Fetch High Prices At New Tender
Mining major Rio Tinto has achieved an outstanding result at its first Beyond Rare™ Tender: The Art Series, a new sale format for its diamonds business. The tender featured a collection of 87 rare...
Rio Tinto Launches “Beyond Rare Tender”
Rio Tinto is to hold The Beyond Rare Tender, showcasing polished pink and red diamonds from the now-closed Argyle mine in Australia, and yellow stones from Diavik, beneath a frozen lake in northern Canada.
A...
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