Lot of 3 US Navy (USN) Chief Petty Officer (CPO) Challenge Coins – Rare & CollectibleGeneral Overview:Up for sale is a premium collection of three unique United States Navy challenge coins, primarily celebrating the heritage and pride of the USN Chief Petty Officer (CPO) community. These coins are highly sought-after military collectibles, featuring intricate 3D reliefs, vibrant enamel work, and deep symbolic meaning. Perfect for military collectors, active duty personnel, or veterans looking to enhance their collection. Key Features:Design: Classic two-tone finish with raised gold-tone relief against a black background. Border: Decorative rope-style border on the outer edge. Condition: Pre-owned; consistent finish with minor surface wear typical for a carried coin.