Colored Gemstones

【Tucson, Ariz】Greenland Ruby Finalizes Traceability Program

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Editor’s NoteThis article details the launch of a new traceability program for Greenland Ruby, enabling full transparency from the mine to the…

【Brazil】Brazilian Jewelry Market Continues Growth Despite Economic Downturn

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Editor’s NoteThis article highlights the resilience of Brazil’s jewelry market, which maintained strong growth even during economic downturns. With…

【Geneva, Swit】Le Pink Legacy: An Exceptional Pink Diamond for Sale in Geneva

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Editor’s NoteThis article highlights the exceptional nature of an 18.96-carat pink diamond, a true rarity in the world of gemstones. As Christie’s…

【Zambia】Stunning Giant Emerald Rough Stone Discovered, Weighs 5655 Carats

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Editor’s NoteThis article reports on the discovery of a remarkable 5,655-carat emerald rough in Zambia, announced by Gemfields in late October. The…

【Madagascar】Madagascar’s Mining Women Unearth Their Potential

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Editor’s NoteThis article highlights a transformative initiative led by University of Queensland researcher Lynda Lawson, which is empowering women…

【Geneva, Swit】Harry Winston Acquires 18.96-Carat Pink Diamond for World-Record Price of Approximately $50 Million (About ¥5.7 Billion)

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Editor’s NoteThis article details Harry Winston’s acquisition of the “Winston Pink Legacy,” an 18.96-carat Fancy Vivid Pink diamond, highlighting its…

【Geneva, Swit】Le Pink Legacy, an Exceptional Pink Diamond Up for Auction

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Editor’s NoteA rare 18.96-carat pink diamond, valued at an estimated $30–50 million, will be auctioned by Christie’s in Geneva on November 13. Given…

【Copperbelt P】”Lion Emerald”: 5655-Carat Gemstone Found in Zambia

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Editor’s NoteThis article reports on the discovery of a remarkable 1.1-kilogram emerald in Zambia, known as the “Lion Emerald.” The exceptionally…