Stylized images of sitting both Boleslaw Chrobry and Otto III. At the background, an ornament and elements of the Roman architecture. Above, a semicircular inscription: 1000-LECIE (1000th anniversary). At the bottom, a stylized lion on a runner. In the rim, an inscription: ZJAZDU W GNIEZNIE (of the convention in Gniezno).

Designer: Robert Kotowicz

On the right, in a stylized oval, an image of the Eagle as the State Emblem of the Republic of Poland, and the year of issue: 2000. On the left, a stylized image of the obverse of Boleslaw Chrobry's coin (denar). A semicircular inscription above: RZECZPOSPOLITA. Below, an inscription: 10 ZL. At the bottom, a semicircular inscription: POLSKA. Under the left talon of the Eagle, the Mint mark: MW

Designer: Robert Kotowicz