This 3-coin set featuring Dr. Mary Edwards Walker is a must-have for any coin collector. The coins are part of the America the Beautiful 2010-Now series and have a denomination of 25 cents. They were struck in business style and have a fineness of 0.75. The coins are uncirculated and come with certification from the U.S. Mint. They feature a portrait of Celia Cruz and were minted in Philadelphia, Denver, and San Francisco. The coins are a great addition to any collection and are sure to impress.