US Navy Special Warfare Unit 1 Navy Seal Team Special Boat Unit Guam Challenge Coin. US Navy Special Warfare Unit 1 Navy Seal Team Special Boat Unit Guam Challenge Coin US Navy Special Warfare Unit 1 Navy Seal Team Special Boat Unit Guam Challenge Coin US Navy Special Warfare Unit 1 Navy Seal Team Special Boat Unit Guam Challenge Coin back. US Navy Special Warfare Unit 1 Navy Seal Team Special Boat Unit Guam Challenge Coin back. Sorry, our items are NOT available for pick-up. No additional information at this time. You might also like. 2 Antique silver coin display stand. US Embassy Defense Attache Office Finland. USAF 99th POL flight Nellis USAF Spinner coins. Knights of Columbus GWOT Christian Knights Afghanistan Alumni Unique Sword and S. The item “US Navy Special Warfare Unit 1 Navy Seal Team Special Boat Unit Guam Challenge C” is in sale since Friday, February 19, 2021. This item is in the category “Collectibles\Militaria\Current Militaria (2001-Now)\Original Items\Challenge Coins”. The seller is “phoenixchallengecoins” and is located in Auburn, Massachusetts. This item can be shipped worldwide.