Alrosa

Alrosa (Russian: АЛРОСА) is a Russian group of diamond mining companies that specialize in exploration, mining, manufacture, and sale of diamonds. The company leads the world in diamond mining by volume.[2][3] Mining takes place in Western Yakutia, the Arkhangelsk region, and Africa. Alrosa is Russia's leading diamond mining and distribution company, accounting for 95% of Russian diamond production and 27% of global diamond extraction.