On the reverse on the right, portrait of Wojciech Trąmpczyński, the Marshal of the Legislative Sejm; on the left, the head of his Marshal’s staff featuring a boat riding high sea waves, with a crowned eagle, perched on an oak wreath, surmounting its mast.
On the reverse centrally, the scene of General Józef Dowbor-Muśnicki handing a banner to General Filip Dubiski. In the lower part, in microprint, a fragment of the text of the oath taken by the Greater Polish Army.
On the reverse on the right, the images of two trumpeters from the orchestra of the Third Greater Poland Uhlans Regiment on horseback. On the left, a stylised fragment of a map illustrating the shifting frontlines of the Greater Poland Uprising; on the map, above the inscription: POZNAŃ, the date: 27 XII 1918.
On the centrally, the images of the busts of woman and man using touch screens, on their left an inscription: MY POLACY (We Poles), on their right: DUMNI / I / WOLNI (proud / and / free). In the background, the outlines of the Royal Castle and the Belvedere Palace in Warsaw, stylized skyscrapers and images of the Order of the Polonia Restituta and the Order of the White Eagle; at the top, on the right a fragment of the inscription: SOLIDARNOŚĆ (Solidarity). In the lower part of the coin, on the left and on a separated area in the shape of a stylised fragment of a rectangle – an inscription: 1918 / 2018 and next to it, a 2D barcode and on its right, a graphic element inspired by it.
On the reverse on the right, a fragment of the Warsaw Memorial to the Military Effort of Polish Americans featuring a figure of a Blue Army cavalryman on horseback, holding a sabre. On the left, in the bottom part, an image of an eagle worn on uniforms by volunteers from North America to the Polish Army in France; above the eagle, the inscription: 1917-1919.
On the reverse centrally, a stylized fragment of a photograph of the members of the Polish National Committee; sitting in the bottom row from left to right: Maurycy Zamoyski, Roman Dmowski and Erazm Piltz; standing in the top row from left to right: Jan Emanuel Rozwadowski, Konstanty Skirmunt, Franciszek Fronczak, Władysław Sobański and Marian Seyda.
On the reverse centrally, a portrait of General Józef Haller, in a uniform and military hat, at the bottom, against a stylised flag of Poland, the inscription: JÓZEF / HALLER