The obverse and reverse sides have a protruding around the circumference of the rim with inward-facing teeth in the form of extended letters "Ω"The obverse of the coin
shows the profile of Nicholas II, face to the left. To the left of the profile from the bottom up in a semicircle along the rim is the inscription: "Б.М.НИКОЛАЙ II ИМПЕРАТОРЪ"("Б.М."means "God's grace"). To the right of the profile also circumferentially along the rim, but top to bottom the inscription: "И САМОДЕРЖЕЦЪ ВСЕРОСС."On the coin reverse
in the centre, enclosed by a ring of dots, the depiction of the Small State Emblem of the Russian Empire
of the sample of 1883. The coat of arms double-headed eagle crowned with two Imperial crowns, above is the same crown, but a larger size is associated with lower crowns waving a tape of Andrew's order. Right Talon the eagle holds a scepter, the left - power. Placed on the breast the Moscow coat of arms: St. George on horseback slaying a serpentine dragon with wings. Moscow
coat of arms surrounded by chain of the order of Saint Apostle Andrey Pervozvannogo. Lifted up on the wings of an eagle located the coats of arms of the eight kingdoms (four on each wing). On the left the arms of the kingdoms: Kazan, Polish, Tauric Chersonesos, and United in one the coats of arms of the Grand principalities of Kiev, Vladimir and Novgorod. On the right the arms of kings: Astrakhan, Siberia, Moscow and the Grand Duchy of Finland. The tail of a stylized eagle made. From the outside on the circumference the inscription: at the top - "2 1/2 ИМПЕРIАЛА" below - "25 РУБЛЕЙ ЗОЛОТОМЪ.1908 Г."(labels separated by a cinquefoil).
In the preparation of the monetary reform was developed in the new gold coins that were supposed to drop the weight in half. To avoid panic among the population, have decided to designate the nominal parallel Imperials and rubles ("Imperial" - the popular name of 10-ruble coins). Later the value in rubles had to be lowered, and the design remain the same. Mass production of coins with the denomination in notes is not held, known only to the test specimens. In 1896, on the occasion of the coronation of Nicholas II, was released a small batch of gold coins 2.5 Imperial, they were distributed to representatives of the Royal family and high-ranking guests. Later on the Imperial mines in Siberia was found a gold nugget weighing 5 pounds, from which it was decided to make the party such as coins, but with the date "1908" on the occasion of the 40th anniversary of the Emperor. Nugget was enough for the manufacture of 175 coins.
Shown here are specimens from the Museum of the Goznak "History of money" Saint-Petersburg mint