Gold Rate in Indonesia per Gram . Current price in Indonesian rupiah of 24k, 23k, 22k, 21k, 18k gold in Jakarta (Asia) time (GMT+07:00). Gram in ID is a standard unit for measuring the precious metals. Gold bullion bars are also measured in gram e.g., 1, 5, 10, 20, 50, and 100 grams. While the 10-gram gold bullion bar is the most common.