Crowned eagle with wings open, date above and the first initial of engraver above the left claw and the last initial above the right claw.
Obverse script
Latin
Obverse lettering
♦1923♦RZECZPOSPOLITA POLSKA
W J (Translation: 1923 Republic of Poland W J)
Reverse description
Value in the center surrounded by eight overlapping leaves.
Reverse script
Latin
Reverse lettering
20
GROSZY
Edge
Smooth
Mint
Huguenin, Le Locle, Switzerland(1868-2022) Münze Österreich, Vienna, Austria(1194-date) Royal Dutch Mint (Koninklijke Nederlandse Munt), Utrecht, Netherlands (1010-date)