Excellence Begins With “E”. Condition: Used, and in good shape. This coin is 1 1/2 inches in diameter. Never personally given any of the coins. All coins are guaranteed to be in excellent condition unless otherwise specified above. The free listing tool. The item “USS Enterprise CVN-65 BIG E Excellence Begins With E Navy Challenge Coin” is in sale since Monday, June 30, 2014. This item is in the category “Collectibles\Militaria\1976-89\Original Period Items”. The seller is “rolyat11″ and is located in Panama City, Florida. This item can be shipped worldwide.