米空軍の特別捜査官のバッジです。製造メーカーや番号等の刻印が確認できませんので支給品か否かは分かりませんが裏側などの使用頻度の程度から支給若しくはセカンドとして使用されていたもののようです。コンディションは画像で確認をお願い致します。実物ベースのサンプルIDは参考ですが、ご希望でしたらお付け致します。

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