1991, Nicaragua. Proof Silver 10000 Cordobas Coin Mint Year: 1990 Reference: KM-67.Denomination: 1000 Cordobas - 5th Centennial of the Discovery of AmericaMaterial: Silver (.999)Diameter: 36mmWeight: 26gmObverse: Sailing ship, legend at top and value at bottom. Legend: V' CENTENARIO ENCUENTRO DE DOS MUNDOS . 10.000 CORDOBAS . Reverse: National coat-of-arms of Nicaragua above date ( ...