Obverse: The coat of arms of the Republic of Lithuania on a shield and a fortification motif from an illustration in K. Semenavičius's work are depicted. The inscription “LIETUVA” is in a semicircle above, and the denomination “50 LITŲ” below.
Reverse: Rocket artillery motifs from K. Semenavičius’s work are shown, with “KAZIMIERAS SEMENAVIČIUS” inscribed on both sides, and “DIDYSIS ARTILERIJOS MENAS,” “350,” and “2000” below.
About the coin: This silver coin commemorates the 350th anniversary of the publication of Kazimieras Semenavičius's work The Great Art of Artillery.