Country: U.S.S.R.
Denomination: 1 Ruble, Commemorative Issue
Subject: 1980 Summer Olympics Moscow
Year of issue: 1979
Composition: Copper-Nickel
Weight: 12.80 g
Diameter: 31.00 mm
Catalog no.: KM# Y164
Grade: aUNC (Almost Uncirculated), please check the scans
Reference: Standard catalog of World Coins (Krause-Mishler)
Note: The pictured coin is the one for sale.