This US Navy Chiefs Mess CPO Challenge Coin is a must-have for any military memorabilia collector. The coin features a unique helmet box design and is in its original state without any modifications. It was manufactured in Japan and is a great addition to any militaria collection. The coin is a representation of the pride and dedication of the US Navy. It is a true original item and perfect for those who value military history and tradition. The coin is a featured refinement of the CPO Challenge Coin series and is perfect for display or as a gift to any military enthusiast.