2011 US Mint America the Beautiful Quarters Proof Set in OGP with COA

The 2011 United States Quarter Proof Set is a numismatic collection that includes proof versions of the circulating quarters issued in 2011. This set typically features five quarters, each representing a different state as part of the America the Beautiful Quarters Program. In 2011, the quarters honored Gettysburg National Military Park in Pennsylvania, Glacier National Park in Montana, Olympic National Park in Washington, Vicksburg National Military Park in Mississippi, and Chickasaw National Recreation Area in Oklahoma.

Proof sets are known for their high-quality finishes, with coins featuring mirror-like surfaces and sharp details.