The US coast guard(USCG) is a branch of the United States armed forces and one of seven uniformed services. It operates under the Department of Homeland Security during peacetime, and can be transferred to the Department of the Navy by the President or Congress during time of war. It is one of the most famous army in US.

The emblem is a blue eagle from the coat of arms of the United States on a white field. Above the eagle are the words "UNITED STATES COAST GUARD;" below the eagle is the motto, "SEMPER PARATUS" and the inscription "1790." Also,the coast guard challenge coin is making based on emblem. It can be made with many types of material. Many color of plated. Coast guard challenge coin is similar as US Marine Corps Challenge Coins and Army Challenge Coin. When you found pins, here is Coast Guard lapel pins.