A nicely preserved piece with good details on the reverse.
Variant with large eagles in shield with initials without dots.
Obverse: head to the right, in the rim the legend:
STANISLAUS AUG.D.G.REX POL.M.D.L.;
Reverse: crowned five-field escutcheon with the coats of arms of the Crown, the Grand Duchy of Lithuania and the Ciołek coat of arms of the Poniatowskis, in a laurel wreath. Lower the initials of Frederick Sylma - F S and the denomination mark 4.GR., in the rim the legend:
LXXX-EX-MARCA-PURA-COL:1767-;