LIBERTAD 5 OZ REVERSE PROOF PL 70. Please allow 3-4 weeks to deliver. The item "2017 Mexico Silver Libertad 5 Oz Reverse Proof PL-70" is in sale since Wednesday, September 5, 2018. This item is in the category "Coins & Paper Money\Coins\ World\North & Central America\Mexico\Mexico (1905-Now)".The seller is "onlymexicansilvercoins" and is located in Monterrey, Nuevo Leon. This item can be shipped to United States.