In the center — four figures of Porthos, d’Artagnan, Athos, and Aramis walking along a Parisian street; and against the wide band along the rim of the coins — the relief image of the State Coat of Arms of the Republic of Belarus at the top in the center and circumferential inscription: РЭСПУБЛIКА БЕЛАРУСЬ (THE REPUBLIC OF BELARUS) at the top, and denomination: 20 РУБЛЁЎ (20 RUBLES) with the alloy standard to the left and the year of issue to the right of denomination at the bottom.
Obverse script
Cyrillic, Latin
Obverse lettering
РЭСПУБЛIКА БЕЛАРУСЬ
Ag 925 20 РУБЛЁЎ 2009 (Translation: THE REPUBLIC OF BELARUS Ag 925 20 RUBLES 2009)
Reverse description
On the left — the representation of d’Artagnan and on the right — the picture of Constance; the hilt of the sword is inlaid with a synthetic zircon of red color; and against the wide band along the rim of the coins — an inscription in French (in the original): D’ARTAGNAN in the right-hand part at the bottom.