The product is an 1890 FZ Zs Zacatecas Mexico 8 Reales silver coin, minted during the Second Republic period. This coin is made of 90% silver and features a cap and rays design. It is a valuable piece of historical significance from Mexico, showcasing the craftsmanship and artistry of the time. The coin is circulated and uncertified, making it a unique addition to any coin collection focusing on Mexican numismatics from the late 19th century.