Tuesday, 26 May 2015

IGI certified synthetic 10 ct diamond

 

The (IGI) International Gemmological Institute in Hong Kong has certified synthetic laboratory grown diamond weighing 10.02. 
 
The synthetic diamond is produced by Russian company, New Diamond Technology based in St. Petersburg. 

 Source: DCLA
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Wednesday, 20 May 2015

GIA colour treated diamonds recalled

 
Diamonds certified by the GIA had an undisclosed treatment which fades over time, but improves their colour by as much as three grades.

Read more Source:DCLA
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$127m Diamond Loss for Rio Tinto

Rio Tinto reported a $127m loss for 2024 from its Diavik diamond mine, in Canada, as weak market conditions led to “fixed cost inefficiencie...