GIA Impostor Alert: CVD Rough Made to Mimic Natural Diamond

August 17, 26 by John Jeffay

A rough diamond submitted to the Gemological Institute of America (GIA) turned out to be a CVD lab grown that had been deliberately cut to look like a natural stone. The 6.87-carat near-colorless crystal closely resembled a natural rough octahedron, say the ... Read More...

Buyer at TSL Stole $1.4m Diamonds to Fund Gambling Habit

August 17, 26 by John Jeffay

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Modest Growth, and a Lab Grown Dip, for Pandora

August 15, 26 by John Jeffay

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Alrosa Posts $130m Loss, Faces New Export Duty

August 15, 26 by John Jeffay

lrosa posted a net loss of 10.67 billion rubles ($129.7 million) for the first half of 2026, marking a sharp reversal from its 39.03 billion rubles ($474.5 million) profit for the same period last year. Revenue fell 36% year-on-year to 74.16 billion rubles ($901.6 million)... Read More...

Sarine Posts $3.5m Net Loss, Blames Lab Growns and Higher Costs

August 13, 26 by John Jeffay

Sarine recorded a net loss of $3.49 million for the first half of 2026 amid continued pressure from lab growns and challenging market conditions. The company said it expected business conditions to remain difficult, although it said anecdotal reports... Read More...

Memo by John Jeffay

August 13

India's domestic jewelry market is no longer just a story about gold. Yes, gold-buying occasions in the Hindu calendar, along with the important wedding seasons, are still major drivers of demand. But there is a distinct shift away from traditional heavy,...  Read More...