Mongolia
People's Republic gold Proof "Przewalski Horses" 750 Tugrik 1976 PR68 Ultra Cameo NGC, KM38. Mintage: 374. Conservation Series.
https://coins.ha.com/itm/mongolia/mongolia-people-s-republic-gold-proof-przewalski-horses-750-tugrik-1976-pr68-ultra-cameo-ngc-/a/3082-34524.s?type=CoinArchives3082
HID02906262019
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Estimate: 1400-1800 USD