About the Design:

Obverse
Portrait of Bernardo O'Higgins (1778-1842), one of the founders of Chile, one of the greatest military figures when fighting for Chile's independence, and the first Chilean head of state, facing right. The mintmark to left.

Script: Latin

Lettering:
REPUBLICA DE CHILE
So
LIBERTADOR
B. O'HIGGINS
FR.THENOT

Translation:
Republic of Chile
So
Liberator
B. O´Higgins
FR.THENOT

Reverse
Value and date within laurel wreath.

Script: Latin

Lettering:
1
PESO
1981

Composition    Aluminium bronze (92% Copper, 2% Aluminium, 6% Nickel)
Weight    2 g
Diameter    17 mm
Thickness    1.4 mm
Shape    Round