Poland
People's Republic of Poland (1952-1989)
Av: Half-figure of the ruler slightly to the left, MIESZKO II - 1025-1034, Rw: Half-figure of Richeza slightly to the right, at the bottom PTAiN KOSZALIN - 3, RYCHEZA, designed by Ewa Olszewska-Borys
silver-plated and oxidized tombak, 69.8 mm, 120.90 g, mintage 2,250 pieces