Further Growth Opportunities

Operating assets review (1/4) Asset Mine Capacity Grade (Ktpa) milled grade (g/t) (g/t Reserve 2017A output (koz) Outlook Dukat UG 2,300- 2,350 4.7 4.7 322 (374 g/t Ag) > Stable production and costs for the next 5 years Albazino OP/ 1,700 4.9 4.2 269 / Amursk UG ▲ POLYMETAL INTERNATIONAL PLC Priorities AISC $/oz (2017E) > Extend LOM to 2027 while maintaining stable costs Start of production from high-grade satellite deposits 10.1- 10.3 • Step-out exploration at deeper flanks of Dukat and Lunnoye > Slow down grade erosion and production decline > Improve processing capacity utilization > Stable production and costs for the next 10-12 years > Continued presence on the market for 3rd party concentrate > Completion of the POX debottlenecking project in Q3 2018 830- 860 > Acceleration of satellite open-pit development: 2.4 Mt at 3.2 g/t GE > Continued resource-to-reserve conversion in the underground mine > Continued near-mine exploration | 35

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