1999年新加坡伍拾圆,编号0PB333333,PMG66EPQ,世界纸币Singapore, Board of Commissioners of Currency, S$50, ND(1999), serial number OPB 333333, blue and multicoloured, President Ishak at right, reverse pale blue and multicoloured, with arts, music and graphic design,(Pick 41a), PMG 66EPQ Gem Uncirculated.