Coin sample of 1778 (with portrait of Catherine II in adulthood). Produced in 1778-1779 and in the years 1781-1794. In a circle the front and back of a rim with notches (on some coins may partially be absent, it is not a marriage).
On the obverse is a portrait of Catherine II in profile, face to the right. Under the portrait letters "С.П.Б."(Saint-Petersburg). In a circle the inscription - "Б•М•ЕКАТЕРИНА•II•IМП•ИСАМОД•ВСЕРОС"(stands for "the grace of God Catherine II Empress and autocrat of all Russias").
The reverse depicts a simplified coat of arms
of the Russian Empire of second half XVIII century: the double-headed eagle with the lifted wings, crowned by two Imperial crowns, above the same crown but larger. Right Talon the eagle holds a scepter, the left power. On the eagle's breast is a circle indicating the face value - the number "15". Below in a semicircle is a ribbon with the year of issue "1790". On the sides and at the top there are 5 raised dots (15 ° nominal).
Varieties 15 cents of the sample of 1778:
Portrait with long neck: 1778 (St. PETERSBURG, inscription "ВСЕРОСС."on the obverse);
1778-1779, 1781-1782 (SPB, inscription "ВСЕРОС."on the obverse);
Portrait with a short neck: 1783-1794 (SPB).