To commemorate the Semiquincentennial of our Nation’s founding, this special one-year issue of the 2026 United States Mint Silver Proof Set® contains 10 beautiful proof-quality coins, each bearing the “S” mint mark of the United States Mint at San Francisco. The half dollar, quarters, and dime are struck in 99.9% fine silver. It’s the perfect gift for historians, special achievements, promotions, graduations, and more!

The 2026 Silver Proof Set features the Semiquincentennial Quarters Program coins with 99.9% silver proof finishes honoring:

• Mayflower Compact – an early an agreement among the settlers to govern themselves by majority rule.
• Revolutionary War – George Washington led the American colonies’ fight to gain independence from British rule.
• Declaration of Independence – Thomas Jefferson was instrumental in drafting the document announcing the colonies’ separation from Britain.
• U.S. Constitution – Reflects James Madison’s foundational framework for structuring and limiting federal power through a separation of powers and checks and balances.
• Gettysburg Address – Abraham Lincoln’s seminal speech that redefines the Civil War as a fight for equality and democracy.
• Premium coins struck at the United States Mint facility in San Francisco.
• Each set is accompanied by a certificate of authenticity.