Watch List notes:

Latvia 3 Groszy 1600 Riga. Sigismund III Vasa (1587-1629). Obverse: Crowned bust facing right with a short beard surrounded by legend. Lettering: SIG III D G REX PO D LI. Reverse: Castle under crossed keys surrounded by stacked legend. Lettering: III 16 - 00 GR - OS ARG · TRIP CIVI RI GE . Edge Smooth. Silver. Iger R.00.1.b (R1) RARE NGC MS 66