Brunei's shift to steel-cored coinage reflects a broader regional trend driven by rising base metal costs, though the sultanate moved later than most ASEAN neighbors. The AMBD, established in 2011 to replace the Brunei Currency and Monetary Board, has issued coins under its own authority for only a little over a decade — making 2023 pieces among the earlier magnetic-core issues under that institutional identity.
Brunei's shift to steel-cored coinage reflects a broader regional trend driven by rising base metal costs, though the sultanate moved later than most ASEAN neighbors. The AMBD, established in 2011 to replace the Brunei Currency and Monetary Board, has issued coins under its own authority for only a little over a decade — making 2023 pieces among the earlier magnetic-core issues under that institutional identity.