A nice piece with fully legible details.
Rarer variety - with the date in the rim and above the cartouche.
Obverse: coat of arms of Gdansk in a cartouche supported by two lions, in a rope border, above the cartouche an abbreviation of the date 23, in the border a legend beginning with a rosette:
COIN-CIVIT:GEDANENSIS-1623;
Reverse: bust of Sigismund III Vasa with crown to the right, with Order of the Golden Fleece on a chain with 7 flints, wearing armor and cloak fastened with a jewel, in a rope border, on the sides of the bust the denomination marking I-6, in the rim the legend:
-SIGIS:III:D:G:REX-POL-M:D:L-R:PR-;