About the Design:

Obverse
Millet flower with legend around, date below
Uburo (Rawanda langauge) or the African finger Millet Plant (Binomial Name: Eleusine coracana)

Lettering:
BANQUE . NATIONALE . DU . RWANDA
Year

Translation:
NATIONAL . BANK . OF . RWANDA
Year

Reverse
Coat of Arms with denomination above

Lettering:
UN · FRANC
1
REPUBLIQUE RWANDAISE
LIBERTE · COOPERATION · PROGRES

Translation:
ONE · FRANC
1
REPUBLIC OF RWANDA
FREEDOM COOPERATION PROGRESS

Composition    Aluminium
Weight            1.06 g
Diameter    21 mm
Thickness    1.3 mm
Shape            Round