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Operating margins of top diamond mining companies 2010-2017

Operating margins of leading diamond mining companies from 2010 to 1st half 2017

The data illustrates the operating margins made by the five leading diamond mining companies worldwide from 2010 to first half of 2017. In 2016, Russian diamond mining company Alrosa had the highest operating margin among the leading diamond producers worldwide, at 48%.

Alrosa 24 34 33 34 36 44 48 38
Petra Diamonds 27 -5 7 26 24 14 18 21
De Beers 8 11 13 16 19 12 17 18
Rio Tinto 13 5 -9 10 16 19 12 11
Dominion Diamond 45 40 -12 7 22 4 -5 11