Mexican Cap-and-Rays 8 Reales — The Successor to the Piece of Eight

Mexican Cap-and-Rays 8 Reales — The Successor to the Piece of Eight
Mexican Cap-and-Rays 8 Reales — The Successor to the Piece of Eight coin photo

The cap-and-rays 8 reales is the republican successor to the famous piece of eight — Mexico’s dollar of the 19th century, struck at mints across the country with dozens of assayer combinations. It’s one of the most collectible world-crown series ever made.

Key facts

  • The design was introduced in 1823/1824 with Mexico’s republic and struck through 1897.
  • Obverse: Mexican eagle with snake, “REPUBLICA MEXICANA”; reverse: liberty cap (Phrygian cap) radiating rays with “LIBERTAD.”
  • Specification: 27.073 g, .9027 silver, .7859 oz ASW.
  • Struck at up to 14 mints across Mexico (Mexico City, Guanajuato, Zacatecas, Potosí, Guadalajara, and others) with mint/assayer combinations that drive the collecting — some combinations are rare and expensive.
  • Legal-tender status in the United States lasted until 1857, as with its colonial predecessors.
  • Authentication notes: this is one of the most counterfeited world-crown types; weight, edge, and correct mintmark/assayer details are essential checks; Chop-marked examples are genuine trade-coinage, not damage.
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