About the Design:

Obverse
Costa Rica coat of arms. Seven stars represent the seven provinces, three extinct volcanoes for the three mountain ranges, two ships symbolizing the country's geographical situation between Atlantic and Pacific ocean and sunrise on the left

Lettering:
REPUBLICA DE COSTA RICA
AMERICA CENTRAL
REPUBLICA DE COSTA RICA
Year

Reverse
Value within a laurel wreath and initials of the "Banco Central de Costa Rica"

Lettering:
AMERICA CENTRAL
1
COLON
B.C.C.R.

Composition    Stainless steel
Weight           3.2 g
Diameter    21 mm
Thickness    1.2 mm