The front of coin has the bust of Balboa with the morion helmet and the date. The back has the value of the coin, "Uno Y Cuarto Centesimo".  The diameter is 20 mm (0.79 inches) and is made of 0.95 gm of Copper, and 0.05 gm of Zinc and Tin. The weight of the coin was 3.11 g.
This is the equivalent of 1¼ ¢ US.

Year issued  1940

1,600,000 minted

1 Centesimo Page

Currency Index Page

2½ Centesimo Page

Bruce C. Ruiz
July 26, 2001