The Union Pacific Police Department Train Railroad Special Agent Challenge Coin is a military collectible item representing the safety, pride, and service of the Union Pacific Police Department in the United States. Featuring a gold plating and die-cast enamel design, this original 1.75" coin serves as a symbol of integrity and professionalism in the railroad industry. As a unique piece of militaria, it is a special challenge coin sought after by collectors and enthusiasts who appreciate its significance and craftsmanship.