In the centre of the field, the provincial coat of arms. Between the border and the pearled perimeter the legend: NATIONAL GUARD OF BUENOS AYRES / and rosette.
Obverse lettering
GUARDIA
NACIONAL DE BUENOS AYRES (Translation: National Guard of Buenos Aires)
Obverse script
Latin
Reverse description
Same conformation as the obverse; legend in the centre: AL VALOR Y A LA CONSTANCIA LA PROVINCIA AGRADECIDA On the perimeter: CAMPAÑA DEL PARAGUAY 1865 A 1869 and rosette. The medal is in the form of a pearled ten-pointed star.
Reverse lettering
CAMPANA DEL PARAGUAY 1865 A 1869
AL VALOR
Y A LA
CONSTANCIA
LA PROVINCIA
AGRADECIDA (Translation: Paraguayan Campaign 1865 to 1869 / 2 To the Courage and Constancy The Province Thankful)