1956: Diameter: 34 mm Weight: different Metal: different Edge: plain
1958: Diameter: 34 mm Weight: 16,9 Metal: Cu-Ni Edge: plain

* 5 rubles 1956, 5 rubles 1958 year - trial coins. Coins in 1956 were made from different alloys, so they have a different weight. There are such coins with additional numbers and letters, which indicate the alloy from which the trial coins are made.
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| 5 rubles 1956, 5 rubles 1958 |
| Year | Price VF |
| 1956 | 15.000$ |
| 1958 | 2500 |
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