Stanislaw August Poniatowski, 1 groschen 1790 EB

Circulating, legible pieces.

Obverse: crowned, wide crown, royal monogram, on its sides the date 17-90;

Reverse: crowned five-field escutcheon with the coats of arms of the Crown, the Grand Duchy of Lithuania and the Ciołek Poniatowski family, the escutcheon set on a laurel wreath, below it the initials EB, in the rim the legend:
I-GROSSUS REG:POL:M:D:L:;