The 1776-2026 Duel Date Coin Set from Philadelphia, minted by the US Mint, features a unique copper token with commemorative and special attributes. This set includes 5 coins made of copper, nickel, and zinc in Mint State grade. Each coin is graded by the US Mint and bears the mint mark "P" for Philadelphia. The set celebrates significant dates in American history, making it a unique and valuable addition to any coin collection.