Gold - Fractional & Pioneer. 1858ZS MO Mexico 4 Reales XF Details NGC 944115-4. If you don't have a U. Powered by SixBit's eCommerce Solution. This item is in the category "Coins & Paper Money\Coins: World\North & Central America\Mexico\First Republic (1824-64)". The seller is "tnfc" and is located in this country: US. This item can be shipped to United States.