Design features

Type D
Diameter 15.3 mm
Shape Round
Weight 2.258 grams

Interrupted milled


In the center field, the national shield with the inscription "ESTADOS UNIDOS MEXICANOS" (UNITED MEXICAN STATES) along the top of the coin.


In the middle part of the coin, the number ten "20" as the key motif and denoting face value; to its right the cent symbol "¢"; top center, the mint year; bottom center, the Mexican mint mark "M°"; to the left, parallel to the edge, a stylized image of the "Thirteenth Acatl Day of the Sun Stone."


Stainless steel alloy comprised of the following materials:
  • Between 16% and 18% (sixteen and eighteen percent) chrome;
  • 0.75% (seventy-five basis points) nickel, maximum;
  • 0.12% (twelve basis points) carbon, maximum;
  • 1% (one percent) silicon, maximum;
  • 1% (one percent) manganese, maximum;
  • 0.03% (three basis points) sulfur, maximum;
  • 0.04% (four basis points) phosphorus, maximum; and
  • The remainder, iron.
In circulation as of August 6, 2009.

Background information