Alrosa, Russia's largest diamond mining company, said the gem was discovered this month at factory No. 16 of the Nyurbinsk mine in the Republic of Yakutia, northeastern Russia, RIA Novosti reported Tuesday.
"In the estimate of Alrosa's specialists, this diamond may be sold for over $1.5 million at auction. This diamond, if it is processed, may also produce several quality diamonds, each of them worth over several hundred thousand U.S. dollars," Alrosa said.
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