Sigismund III, 18 groschen 1615, Danzig

A select, exquisite, mint piece with excellent provenance (Dariusz Pączkowski collection).
Beautiful luster throughout, excellent detail, subtle patina.
Highest NGC grading to date, with annotation "D.Paczkowski Collection".

Letters S-B between the back paws of the lions.

A great rarity in such excellent state of preservation.
Definitely recommended!