The 1983 Mexico Libertad 1 Onza coin is a valuable and collectible piece of silver from Mexico. This particular coin features dual-sided toning and is composed of. 999 silver, making it a rare and highly sought-after item among collectors and investors. Packaged in a capsule, this uncirculated coin is a stunning addition to any numismatic collection, showcasing the historical period and cultural significance of Mexico’s coinage.