Horseman advancing right, holding a spear / Inscription in four lines "TSAR / I KNYAZ / VELIKIY / IVAN" ("Tsar and Grand Duke Ivan"). 9mmx11.5mm, 0.31 grams. Moscow mint. Grishin #57; Russian Wire Coins #57.
The coin was minted in Moscow after 1547, after Ivan assumed the title of a Tsar.