Belgium issued both French- and Dutch-language versions of this 500 Franc commemorative for the 150th anniversary of independence, a linguistic accommodation that had become standard practice by the 1970s as the country's constitutional language divide hardened into law. The .510 fine silver specification is notably low — a deliberate cost-control decision reflecting silver's sharp price climb through the late 1970s, driven largely by the Hunt brothers' attempted corner on the silver market in 1979–80.
Belgium issued both French- and Dutch-language versions of this 500 Franc commemorative for the 150th anniversary of independence, a linguistic accommodation that had become standard practice by the 1970s as the country's constitutional language divide hardened into law. The .510 fine silver specification is notably low — a deliberate cost-control decision reflecting silver's sharp price climb through the late 1970s, driven largely by the Hunt brothers' attempted corner on the silver market in 1979–80.