Reverse Inscription in four lines: 1│«GROSZ»│«POLSKI»│«1817».
Obverse In the center, a double-headed eagle, its heads crowned with two crowns, a third, larger crown above them. On the eagle's breast, the coat of arms of the Kingdom of Poland under a royal crown and canopy. In the eagle's right talon – a scepter and sword, in the left – an orb. Under the right talon – the initial «I•», under the left – the initial «B•». Initials of mintmaster Jacub Benik (Yakov Benik).