These Are Live On Hand. The 2023 Silver Libertad marks the 42nd annual release of the Mexican Silver Libertad. Silver Libertads have mintages that vary each year, and some years have mintages that are much lower, adding to the collectibility of the series. Silver Libertads have a classic design that stands out in any collection. This stunning 1 oz Silver BU coin is a popular choice not only because of its attractive design but also its mintage at Casa de Moneda de México, the oldest mint in the Americas. 2023 Mexico Silver Libertad. 999 fine silver with a weight of 1 troy ounce each (Tube of 25x). 42th annual release of the Mexican Silver. Guaranteed by Banco de México. 10x 1 Troy ounce silver.