Measuring 2 inches from top to bottom. The item “A-Gang Mermaid Saving Nukes Since 1954 2 Inch USN Submarine Challenge Coin RARE” is in sale since Sunday, July 18, 2021. This item is in the category “Collectibles\Militaria\Current Militaria (2001-Now)\Original Items\Challenge Coins”. The seller is “opsecdesignsllc” and is located in Skokie, Illinois. This item can be shipped to United States.