The product is a set of two silver coins from Mexico, specifically from the colonial period. One coin is a 1/2 real with the design of a Milled Bust-Type and was minted in 1773 with a fineness of 0.9. The second coin is from 1825, which marks the first republic period. The set includes a unique Assayer Invertido variety, adding to its historical value. These coins are a collector's item for numismatists interested in Mexican colonial and republican history.