马来西亚。1981年三枚精製套币。铜镍合金1令吉、银质20令吉和金质500令吉,纪念马来西亚第四个五年计划。附原包装,含原盒及证书。GEM BRILLIANT PROOF.MALAYSIA. Three Piece Proof Set, 1981.KM-Ps9. 1 Ringgit in copper-nickel, 20 Ringgit in Silver and 500 Ringgit in gold, all commemorating the 4th Malaysian 5 Year Plan. The coins are housed in their original packaging, with case of issue and certificate of authenticity.