Mongolia
Republic gold "Przewalski Horses" Proof 750 Tugrik 1976 PR70 Ultra Cameo NGC, KM38. Mintage: 374. A key coin in the Conservation Series and even more so in this unsurpassable grade, with the present coin being the only example of the type to achieve PR70 status at NGC or PCGS. Expect fierce bidding for this one!
Estimate: 5000-7000 USD