50 Cents - Charles III Harry Potter

The Solomon Islands has become one of the more prolific licensors of pop-culture commemorative issues, contracting production largely through private mints with no connection to day-to-day circulation currency. Gold-plated iron — not silver, not bronze — keeps production costs minimal while allowing a higher retail margin on collector-facing product. The iron core makes these straightforwardly magnetic, a quick authenticity check against base-metal substitution.