sgd to idr1 SGD = 12860.2 IDR. SGD to IDR in Central. SGD, IDR. 1 SGD, 12,860.2 IDR. 5 SGD, 64,301 IDR. 10 SGD, 128,602 IDR. 25 SGD, 321,505 IDR. 50 SGD, 643,010 IDR.Our currency converter will show you the current SGD to IDR rate and how it’s changed over the past day, week or month. Are you overpaying your bank? Banks often advertise free or