Coin The Soviet-Bulgarian friendship 1 karb.
Советско-болгарская дружба
169 грн.
| Quality/Condition | Price |
| AU | 141 грн. |
| UNC | 169 грн. |
| Proof | 1217 грн. |
Obverse: on top of the coat of arms of the USSR with 15 turns of ribbon on the left of the letter "SS" right "SR", below the designation of the coin denomination, the number "1" and below the word "RUBLE".
Reverse: in the upper part of the image of the state flags are: right, the Soviet Union, the left - UXO. at centre an image of a handshake, symbolizing the friendship of the Soviet and Bulgarian peoples, underneath the semicircle inscription "FRIENDSHIP FOREV
Edge: two pressed the inscription "ONE RUBLE", between them the two pressed square pixels.
| Date | Denomination | Metal | Weight | Diameter | Thickness | Mintage |
| 01.07.1981 | 1 karb. | copper-nickel alloy | 12,8 г. | 31 мм. | 2,3 мм. | 2 000 000 — А/Ц 16 000 — Пруф-лайк |