The data displays the global diamond production shares of major diamond companies in 2016. In that year, diamond company Alrosa was the global leader in the production of diamonds, with a production share of some 28%.
Alrosa | 28 |
De Beers | 20 |
Rio Tinto | 13 |
Dominion Diamond Corporation | 6 |
Petra | 3 |
Others | 29 |