The product is a circulated 1891 5 Centavos silver coin from Mexico's Second Republic period. Minted in Potosi, the coin has a composition of 90% silver with a grade of ungraded. It is uncertified and has a KM number of 398.7. This historical coin offers valuable insights into Mexico's coinage during the late 19th century, making it a desirable collectible for numismatists and history enthusiasts.