Poland, John Casimir, Gdańsk, ort 1651, Gdańsk (Danzig) mint.
Obv. with inner border, Rev. without it.
Silver, 5.57 g, 29.4 mm. Parchimowicz, Wiącek & Brzeziński 1651/7 (R8); Shatalin G51-II-3 (R2).
Grade: near VF, toned.
One of the rarest Gdańsk orts of Jan Kazimierz, occasionally at auctions.