Variety with an eagle with straight paws in the shield of the coat of arms. A nice, legible piece.
Impressive spirit of the coat of arms shield visible on the reverse.
Obverse: crowned shield of arms with the coats of arms of the Crown and the Grand Duchy of Lithuania, above it in a half-arc the legend:
KROLESTWO POLSKIE; below the shield, initials K-G- Karol Gronau - administrator of the Warsaw Mint in 1829-1834;
Reverse: in an oak wreath the inscription 3/GROSZE/POLS-/1831;