Weight: 28.28 grams
Diameter: 38.61 mm
Composition: Silver .925
Year: 2019
Mint: Mint of Poland NBP, Mennica Polska
Denomination: 20zł - Polish zloty
Mintage 15,000 coins only
Commemorative issue: The Polish Thermopylae – Wizna
Obverse Lettering: RZECPOSPOLITA POLSKA 2019 mw 20 ZŁ POLSKIE TERMOPILE
Engraver: Urszula Walerzak
Reverse Lettering: 7-10 IX 1939 WIZNA MAJOR WŁADYSŁAW RAGINIS
Engraver: Anna Wątróbska-Wdowiarska
Edge: Smooth
Date of issue: August 29th 2019
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