Obverse:

• on the central part – the Coat of Arms of the Republic of Moldova;
• on the upper part - figure „2009”;
• on the bottom part -the inscription „50 LEI”;
• following the coin circumference– the inscription "REPUBLICA MOLDOVA" is engraved in block letters.

Reverse:

• on the central part – the map of Republic of Moldova, on which is placed the Geodezic Arch Struve, the geodezic point Rudi and the geographic coordinates, on the upper part- inscription „RUDI”;
• on the upper part, following the coin circumference – the inscription „ARCUL GEODEZIC STRUVE”is engraved in block letters.

Source: bnm.md