½ Dollar - Charles III Apollo 17

Apollo 17, launched in December 1972, remains the last crewed lunar mission — no humans have returned to the Moon since Gene Cernan stepped back into the lunar module on December 14th of that year. This Samoan issue is one of dozens of commemorative pieces flooding the market from Pacific island jurisdictions whose connection to the subject matter is purely nominal; Samoa's involvement is administrative convenience, not historical relevance.

Silver-plated iron is worth noting practically: the base metal is vulnerable to rust if the plating is breached, making storage conditions more consequential than for solid silver issues.