Very rare issue from the sought-after and desirable Neisse mint.
Silesia, Duchy of Neisse, Jan III Romka (1292-1301), Kwartnik undated, Neisse mint
Obverse: head of St. Jana in front with long hair, four leaves in rim
Reverse: miter with balls and two crosses inside, stars in rim
Diameter 18 mm, weight 1.66 g