2023 Mo Mexico Libertad 1 onza silver Coin NGC PF69 Mexico Beautiful Libertad. The total mintage for the 2023 1 oz Silver Libertad is reported at. 1 Troy Ounce of. (Casa de Moneda de México), the oldest mint in the Americas. Features the “Winged Victory” (Angel of Independence) against a backdrop of the Mexican volcanoes Popocatépetl and Iztaccíhuatl.