1994-Mo Mexico Silver Libertad 1 Onza NGC MS-67. Precious Metal Content per Unit. Total Precious Metal Content. Both sides display faint milky spots, and there is some spotty toning on the reverse. If you have questions about this item please send us a message. In the event of a listing error (such as a duplication) we reserve the right to cancel the order. We are only responsible for a GSP item until it is delivered to the U. We guarantee all items to be genuine. Find More Like This.