A well-known and well-loved medal issued by the Warsaw Numismatic Society.
Wipes of silvering, cuts.
Obverse: crowned four-field coat of arms of the Polish-Lithuanian Commonwealth, in the rim legend:
WARSAW 1916;
Reverse: above crossed laurel and oak branches legend:
FOR/MEMORIAL/MEMORIAL/CONSTITUTION/CONSTITUTION/3GO MAY/1791, under the branches signature W.-T./NUM;
Silver-plated bronze, diameter 29 mm.