![Silver kopek of Ivan IV Vassilijevitch as Grand Duke (1533-1547) - better known as "Ivan the Terrible", Moscow mint, Russia (Griszin #73)](http://www.numismall.com/cdn/shop/products/w32429_e284129f-ffd7-4bd7-98e8-006fae415777_{width}x.jpg?v=1657135248)
Horseman advancing right, holding a spear / Inscription in 4 lines "KNZ bVELIKIY IVAN PSK" ("Grand Duke Ivan PSK"). 16mmx11mm, 0.63 grams. Moscow mint. Griszin #73; Russian Wire Coins #73.
This is a full kopeck (not a denga), weighing 0.63 grams. The coin was minted in Novgorod around 1540 when Ivan was still just a Grand Duke and not a Tsar.