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IDEXresearch

date: 05/01/26

The IDEX Polished Price Index kept sliding during December, although the fall was slightly less than the previous month. The Index was down 1.35 per cent, compared to -1.72 per cent in November. The December decline largely reflects continued soft demand...

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"Angel Cut" Diamonds for Jacob & Co's $3.4m Watch

date: 23/03/26

Jacob & Co, the US ultraâ€‘luxury watch brand, has launched a $3.4 million timepiece set with its newly patented "Angel Cut" diamonds. There are 216 of them in the Billionaire Double Tourbillon - Angel Cut, each cut with a distinctive lozengeâ€‘shaped ...

IDEXmemo

date: 20/03/26

Lucara is no stranger to exceptional diamonds. And exceptional prices. Its 1,109-carat Lesedi La Rona sold for $53m and the 813-carat Constellation for $63m, both as rough stones. They were both colorless gems. This week it announced the recovery of a...

Jwaneng 28.88 Diamond could Fetch $2.8m

date: 23/03/26

A 28.88â€‘carat, internally flawless, Dâ€‘color, Type IIa diamond from the Jwaneng mine in Botswana, is to headline Sotheby's upcoming highâ€‘jewelry auction in Hong Kong next month. The Jwaneng 28.88 carries a pre-sale estimate of $2.2m to 2.8m...

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IDEXresearch

date: 05/01/26

NEWS & RESEARCH

"Angel Cut" Diamonds for Jacob & Co's $3.4m Watch

date: 23/03/26

IDEXmemo

date: 20/03/26

Jwaneng 28.88 Diamond could Fetch $2.8m

date: 23/03/26

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