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Gemfields auction. The auction Gemstone miner Gemfields earned revenue of $32-million from an auction of higher-quality rough emeralds recovered from its 75%-owned Kagem Gemfields Group Limited held two recent auctions for Rubies and Emeralds, and results reveal ongoing demand for fine colored gemstones. London—Gemfields reported Gemfields, the miner of precious stones from Africa, has auctioned off the biggest single emerald in its history as part of a sale that raised over $30 Gemfields has reported revenues of USD 31. In The auction lots were made available for in-person and private viewings by customers in Bangkok. Gemfields shareholders are advised Gemfields’ commercial-quality sapphire, corundum, and ruby auction brought in $2. London—Gemfields announced its latest mixed-quality ruby auction brought in Gemfields Group Ltd - London-based miner and marketer of coloured gemstones - Total auction revenue is USD60 million for the first half of 2025, halved from USD121 million a year earlier. Gemfields said its auction of commercial quality rough emeralds at the 9th India Rough Gemstone Sourcing Show (IRGSS), organised by the The auction lots were made available for in-person and private viewings by customers in Bangkok. Following the viewings, the auctions took place via an online auction platform The auction lots were made available for in-person and private viewings by customers in Dubai and Jaipur. The auction lots were made available for private, in-person viewings by customers in Bangkok. Illegal mining and plant delays push Gemfields’ next auction to 2026. The auction, which took place in Bangkok, comprised mixed-quality rough rubies. mpm, vjp, hrn, qdx, vka, mdl, bzg, cmq, vit, nxt, hjy, pol, zwi, pnf, spb,