Watch List notes:

Poland 1 Denar 1623 Krakow. Sigismund III Vaza(1587–1632). Abbreviated date Z - 3 on the sides of the monogram; dots on the sides of the crown on the reverse; dark patina. Billon. Kop. 573 (R1); Kopicki (ZIIIW) 14 (R1) RARE