Mexican Cinco Pesos Coin RingThese coin rings start of as a Mexican 5 Pesos containing 72% pure silver and have and start with an actual Silver Weight of . 6430 troy ounces. Struck at the Casa de Moneda de Mexico, the oldest mint in the Americas, the Mexican Mint introduced the silver Hidalgo in 1951 which circulated from 1951 1957. Miguel Hidalgo, was not only a Mexican Roman Catholic priest but is considered the father of the Mexican War of Independence. This coin ring starts