Poland
People's Republic of Poland (1952-1989)
Av: Between obverse and reverse of crown denarius, figure of king with sword, WLAD REX / POLONIE VNGARIE / 1434-144 / 1440-1444, below PTAiN 83 SER KRÓL NR 6A, Rw: King on horseback to the right, attacking Turkish cavalry, at sides OCCIDENS / ORIENS, below VARNA, designed by Witold Korski.
silver-plated and oxidized tombak, 69.8 mm, 136.06 g, mintage 1,600 pieces