USN Master Chief Petty Officer of the Navy Joe R Campa 11th MCPON Challenge Coin and Collar Anchor Patch (CPO Chief Petty Officer). Coin measures appx 2. Some visible wear/scratching but in good condition overall. Please see pictures for condition. This item is part of an estate of a 30 year Navy Seabee Master Chief. The estate reached out to us to handle this collection to benefit our veterans and their families fighting battles in the hospital. PROCEEDS BENEFIT THE FISHER HOUSE VETERANS CHARITY!!