"Una Onza Troy de Plata Pura" is Spanish for "One Troy Ounce of Pure Silver". I think that you're asking about the Mexican "Onza" coin, although it has only been issued since 1982, which contains 1 troy ounce of silver and trades at its bullion value (although some dates trade at a small premium if they are in Brilliant Uncirculated or Proof condition).
The value of a 1991 100 Mexican peso coin can vary based on its condition and demand among collectors. Generally, its face value is 100 pesos, but in uncirculated or excellent condition, it may be worth slightly more as a collectible. However, it's advisable to check current market trends or consult a coin dealer for an accurate appraisal.
The value of a 1928 Mexican centavos coin depends on the denomination and condition of the coin. The typical value is between 6 and 65 US dollars.
centavos 1954 coin
no such coin
1967 centavos coin worth
The value of a Mexican 1991 1000 peso coin in U.S. dollars depends on its collectible status and current market demand, rather than just exchange rates. As of October 2023, the nominal exchange rate would place the coin's face value at approximately $54 USD, but collectors may pay more or less based on its condition and rarity. For an accurate valuation, it's best to consult a coin collector or numismatic expert.
i just sold my 1991 juan calos coin to a serious coin collector and he bought it for 16,500 dollars
$2125.00
The value of a 1991 Preussen Immanuel Kant gold coin can vary depending on factors such as its condition, rarity, and market demand. It is recommended to have the coin appraised by a reputable coin dealer or numismatist to determine its current value.
$60-80
No Mexican peso notes were issued in 1882. Maybe it's a coin?
50 cents