sgd to idr1.00 SGD = 12,660.50 5615 IDR. May 26, 2025 12:17 UTC. View SGD Rates Table; View IDR Rates Table; View SGD IDR Graphs; 1. Confure Converter. amountSingapore Dollars to Indonesian Rupiahs 1.0000 SGD = 12754.2748 IDR · 1 Singapore Dollar to Indonesian Rupiah historical data.