The US Navy Chief Petty Officer Ask The Chief Retirement Challenge Coin is an original item that celebrates the military theme of militaria. This unique coin is a symbol of honor and recognition for the Chief Petty Officer, making it a prized collectible for those in the Navy or military enthusiasts. Made in the United States, this challenge coin carries a sense of pride and tradition, perfect for display or as a keepsake for retired military personnel. 24 grams , 1.75" in diameter