S Mint Proof Set 5 Piece Silver Proof Set SKU:I11954. Mint 5 coin proof set contains a Franklin half dollar, Washington quarter and Roosevelt dime, Jefferson nickel and Lincoln cent. All coins feature extra sharp images and mirror-like surfaces. The half dollar, quarter and dime contain 90% silver. Comes presented in a’Capital Plastics’ coin holder. The images you see are for the exact item you will receive. 1C, 5C, 10C, 25C, 50C.