On the front side of the coins there is a relief image of the State Emblem of the Russian Federation, there are inscriptions: "RUSSIAN FEDERATION", "BANK OF RUSSIA", denomination of coins - "25 РУБЛЕЙ", date - "2018", metal designation according to the Periodic Table of Elements of DI . Mendeleyev, a sample (a sample of an alloy), a trademark of the St. Petersburg Mint and the mass of the precious metal is clean.