Very rare, undescribed in Shlapinsky and Belopolsky, SAVS variety on the obverse.
Nice, well readable piece, patina.
Recommended.
Obverse: in pearl rim crowned royal monogram, in rim legend:
POTIORQ3-METALLO:EST, in outer rim legend: DAT:PRETIVM:SERVATA-SAVS;
Reverse: in the pearl rim a crowned shield with the coats of arms of the Crown, Grand Duchy and Snopes, in the field of the shield the denomination XXX GRO/-POL-, on the sides of the shield the initials A-T, in the outer rim the legend: MONET:NOV:ARG:REG:POL:1663;
