Erosa Group
- Country: Russia
- Type: Commercial
- Website: eng.alrosa.ru
- Update: 05-02
Alrosa Group (Alrosa) the world's second largest diamond producer, after De Beers (De Beers), was established in 1992, headquartered in Russia, mainly engaged in the manufacture and sale of diamonds, its diamond reserves account for about one-third of the world's diamond resources, with advanced exploration technology and equipment. The Russian government's shareholding in the group is about 69%, which is the absolute major shareholder of Alrosa.