The obverse of the coin at the top the emblem of the USSR of the sample of 1956 (15 bands of tape around the number of the Union republics, the lower coil larger than the other). Under the emblem of a large letter "СССР" yet below is the value: a large figure "3" under it the word "РУБЛЯ" At the very bottom near Kant is the year of issue "1990". In the bottom left, under the horizontal line in the two lines marked metal, fineness and weight of pure silver - "Ag 900 to 31.1" on the right side under the same trait located at the same level, is a mark of the Leningrad mint (stylized letters "ЛМД".
The reverse depicts the emblem at the top of the world summit for children, held in 1990 in new York. Under the emblem of the symbolic representation of a table with four participants, below in two lines, date and place of the event: "NEW YORK 1990" Circumferentially along the rim the inscription: "ВСЕМИРНАЯ ВСТРЕЧА НА ВЫСШЕМ УРОВНЕ В ИНТЕРЕСАХ ДЕТЕЙ"
On the front and back parts of the coin along the circumference has a raised rim.
Photo source: newcoin.ru
September 30, 1990, the UN held a meeting of heads of state on issues relating to children's interests. The event was held in new York in the main building of the General Assembly.