5 Dollars

Singapore's Board of Commissioners of Currency was a deliberate constitutional oddity — an independent statutory body rather than a central bank, reflecting the government's wariness about concentrating monetary authority too narrowly in the years after separation from Malaysia. That arrangement persisted until the Monetary Authority of Singapore absorbed its currency functions in 2002.

Bradbury Wilkinson handled a substantial portion of British Commonwealth security printing through this period from their New Malden plant, and Pick 10 fits squarely within their standard production run for Singapore's Orchid series. The watermark is the sole mechanical security feature — modest even by 1976 standards.