Lowest mintage silver proof set in decades....... Limited STOCK! U.S. Mint 2012 14-coin Silver Proof Set The 2012 set is a great value. Three plastic cases full of all 14 silver proof and proof coins issued for 2012! One case holds all five 2012-S Silver National Park Series Quarters: A second case holds the 2011-S Silver Kennedy Half Dollar and Roosevelt Dime, plus the 2012-S Lincoln "Shield" Cent, the "Return to Monticello" Jefferson Nickel, and Native American/Sacagawea Dollar. The third innovative case, allowing an edge-view of all the coins, holds the four 2012-S Presidential Dollars: Chester Arthur, Grover Cleveland (1st term), Benjamin Harrison, and Grover Cleveland (2nd term). All 14 Gem Proof coins issued from the San Francisco (S) Mint in 2012.