Category: Colored Gemstones

Sales plunge 50% year on year in first half amid five-month production shutdown at Kagem emerald mine.
7.3 million carats of Brazilian gems are going on the block as part of a court-ordered liquidation.
Montepuez mine to triple ore capacity.
36-carat stone offered at auction is third-most-valuable item company has ever sold.
Solid auction performance prompts shift in company’s plans at flagship Zambian site.
Miner sells 2.4 million carats for $16.4 million.
Some 95% of lots find buyers, as largest parcel fails to sell.
As this ultra-rare diamond joins the Smithsonian’s gem collection, our writer heads to Washington, DC, to view it in person and ask curator Gabriela Farfan what makes the stone so special.
Gem-themed short stories by international jewelry and diamond journalists inspire evocative paintings in a new project by designer and artist Reena Ahluwalia.
Figure for all diamonds down 0.3% in first quarter.

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