This coin is a 2017 American Silver Eagle, a one-dollar denomination coin that is part of the esteemed series known for its beautiful design and high silver content. Minted at the Philadelphia Mint (designated by the "P" mint mark), this particular edition is categorized as a Proof coin, which means it has been specially struck to ensure sharp detail and a mirror-like finish. Measuring 40.6 millimeters in diameter and weighing 31.1 grams, this coin is composed of .999 fine silver, making it a popular choice among collectors and investors alike. The 2017 Silver Eagle is notable not only for its elegant design but also for the fact that it represents a significant part of American numismatic history. While the mintage for this specific coin is listed as zero in the provided data, it's important to note that the American Silver Eagle series typically enjoys high demand, and production figures can vary year by year. This particular coin exemplifies the craftsmanship and quality for which the U.S. Mint is renowned, making it a prized addition to any collection of U.S. coins. Overall, the 2017 Silver Eagle is not only a symbol of America's commitment to coinage but also a valuable asset for those interested in precious metals and numismatics.