Paraguay
Republic gold Trial Strike 20 Centavos 18XX, MS65 PCGS. Gem Uncirculated. A similar later restrike using original dies of the Buenos aires mint, clearly struck over an Argentina 1887 gold Argentino (KM31). An amount of 187,500 coins of this denomination was authorized in the September 13, 1889 law but none were struck.
Estimate: 2500-3500 USD