2018 Mo Mexico 1 Oz Onza Silver Libertad Antiqued ANACS MS69 BX4-06. We are a storefront pawnshop. Jewelry descriptions are all provided by our on-site G. If a gemstone is listed as certain gemstone, then she provided the identification. If the mounting prevented proper testing procedure, then she lists that information as well. Additionally, all gold and silver jewelry is acid tested prior to listing. ALL gold and silver coins are sigma tested, not acid tested. PLEASE DO NOT ASK FOR AN EXCEPTION. THIS PROTECTS US BOTH. Please allow 24 hours for a response. Check our other auctions for other great deals!