Pokémon Card-Style US Navy Coin. A metal security card with the Navy emblem. Card number: 671 – Design: US Naval Security Forces – Material: Metal – Color: Blue/Gold – Features: Navy emblem Thank you for visiting. This is a challenge coin from the US Navy Base Guam Security Guard. Unlike the usual coins, this is a card-shaped coin that is inspired by Guam and is full of the creator’s humor. #ChallengeCoin #USNavy #Guam #Military. A specialty shop offering a wide variety of carefully selected Japanese brand items. Even if you think to yourself, But the item I want is only available in Japan. , make sure to consult with us before giving up hope. We will look for and suggest the best products on your behalf. International Buyers – Please Note.