Naval Special Warfare Group Two. Condition: Used, and in nice shape. This coin is 3 inches wide by 1 5/8 inches high, circa 2018. NOTE: Never personally given any of the coins. All coins are guaranteed to be in excellent condition unless specified above. The item “Naval Special Warfare Group Two SEAL Trident Serial #71 Navy Challenge Coin / 2″ is in sale since Tuesday, June 22, 2021. This item is in the category “Collectibles\Militaria\Current Militaria (2001-Now)\Original Items\Challenge Coins”. The seller is “rolyat11″ and is located in Panama City, Florida. This item can be shipped worldwide.