sgd to idr1 IDR to SGD - Convert Indonesian Rupiahs to Singapore Dollars. Xe Currency Converter. Convert Send Charts Alerts. Amount. 1 Rp. From. IDR - Indonesian Rupiah.The current value of 1 SGD is IDR 12,676.75 IDR. In other words, to buy 5 Singapore Dollar, it would cost you IDR 63,383.76 IDR. Inversely, IDR 1.00 IDR would