This is a pre-sale item. Mint Proof Set celebrates the Nation’s 250th anniversary (Semiquincentennial), featuring dual dates “1776 2026″. 10 coins, highlighted by two one-year-only design changes: the “Enduring Liberty” Half Dollar and “Emerging Liberty” Dime. The 2026 Proof Sets contain the following 10 coins, all struck with the “S” mint mark from the San Francisco Mint. “Enduring Liberty” Half Dollar. Replaces the standard Kennedy half dollar with a design depicting the Statue of Liberty. Replaces the standard Roosevelt dime, marking Liberty’s return to the coin for the first time since 1945. Features a reverse design portraying Polly Cooper sharing the Oneidas’ gift of corn with General Washington. Retains the standard composition but features the “1776 2026″ dual dates. Struck in its standard collector-issue composition. Note: Because the Mint discontinued circulating pennies, the proof set is one of the only official packages where collectors can find the 2026 Lincoln cent.