The celebration of the 250th anniversary of the United States' independence has resulted in one of the most anticipated numismatic issues in recent years. The 2026 Semi-Quinceennial Silver Proof Set brings together special designs, new representations of Liberty, and commemorative coins that highlight some of the most important events in the formation of the American nation.

Image U.S. Mint
A special release for the 250th anniversary of the United States
In 2026, the United States commemorates the Semi-Quinceañera of its founding, a historic date that marks 250 years since the Declaration of Independence of 1776.
To celebrate this occasion, the United States Mint released a special edition of the traditional Silver Proof Set, consisting of ten proof-finish coins minted in San Francisco and bearing the mint mark “S”.
The set includes circulating coins redesigned exclusively for this commemorative year, as well as a series of five quarters dedicated to key milestones in American history.
The five coins of the Semi-Fifteenth Anniversary Quarterly Program
One of the main attractions of the set is the inclusion of five 99.9% pure silver quarters, each dedicated to a key event in the development of the United States.
Mayflower Compact
This coin honors the agreement signed by the Mayflower colonists in 1620, considered one of the earliest examples of self-government in North America.
War of Independence
The design highlights the struggle of the American colonies for their independence, depicting a Continental Army soldier during the difficult months at the Valley Forge camp.
Declaration of Independence
The piece pays homage to the document that proclaimed the separation of the colonies from British rule, using the iconic image of the Liberty Bell.
United States Constitution
Dedicated to the creation of the American constitutional framework, this coin incorporates a representation of Independence Hall and the phrase “We the People”.
Gettysburg Address
The last coin in the series commemorates the famous speech given by Abraham Lincoln during the Civil War, considered one of the most influential texts in American history.
New designs for the dime and the half dollar
In addition to the commemorative rooms, the set introduces two special one-year designs.
Enduring Liberty Half Dollar
The traditional portrait of John F. Kennedy is replaced by a representation of the Statue of Liberty, symbolizing the nation's fundamental ideals.
Emerging Liberty Dime
For the first time since the mid-20th century, Liberty's image reappears on the obverse of the dime. This change represents a significant return to the artistic roots of American numismatics.
Other coins included in the set
The set also includes:
- A Native American dollar dedicated to Polly Cooper and the aid of the Oneida Nation during the Revolutionary War.
- A Jefferson nickel.
- One Lincoln cent.
- The new commemorative versions of the dime and half dollar.
All coins have a proof finish and are encapsulated in protective lenses designed for display and preservation.
Features of the silver in the set
The silver coins included are:
- Tell me: 99.9% fine silver.
- Quarters: 99.9% fine silver.
- Half a dollar: 99.9% fine silver.
This composition makes the set an attractive option for both collectors and those looking for numismatic products with precious metal content.

Image U.S. Mint
A historical detail for the 2026 penny
The release of this set takes on added significance because it marks the end of penny production for everyday circulation. Although minting for commercial use ended in 2025, Lincoln pennies will continue to be produced for numismatic products such as this annual set.
This circumstance adds historical interest to the one-cent coin included in the set.
The United States Mint has announced that the 2026 Semi-Fifteenth Anniversary Silver Proof Set will be available for sale starting on June 11, 2026 at 12:00 pm (Eastern Time)Due to the historical significance of this issue and the interest it has generated among collectors, it is shaping up to be one of the most outstanding numismatic releases of the year.
The 2026 Semi-Quincentennial Silver Proof Set combines history, art, and precious metals in a single presentation. Its exclusive designs, celebration of America's 250th anniversary, and the inclusion of new Liberty representations make it a standout piece in modern American numismatics. For many collectors, it represents a unique opportunity to preserve a significant part of the nation's history in numismatic form.
If you would like to know all the details of this issue, including technical specifications, designs, mintage limits and availability, you can consult the official information of the 2026 Semi-Quinceennial Silver Proof Set through the link we share below:
https://www.usmint.gov/semiquincentennial-silver-proof-set-2026-26RH.html
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