Diamond mining giant Alrosa recently pulled an unexpected treasure from its new deposit at Verkhne-Munskoye in the frigid, sparsely populated Russian outpost of Yakutia. The 17.44-carat bright yellow, gem-quality stone could signal a vast new source of super-rare, super-valuable fancy colored diamonds. “This is the first rough diamond with bright color found at the Verkhne-Munskoye […]