Mint Limited Edition Silver Proof Set is a highly sought-after collection featuring uncirculated silver coins with a fineness of 0.9. Minted in San Francisco, this set includes all coins minted that year in proof. The Silver Eagle is. This set comes with a certification from the U. With a strike type of proof, these limited edition coins are sure to be a valuable addition to any coin collection, showcasing the craftsmanship and quality of the United States Mint. The set is special and gorgeous and is the exact item in the photos.