The bicentennial quarter has indeed become a fascinating piece of numismatic history, particularly with some rare specimens fetching such staggering prices. The bicentennial quarter was issued in 1975 and 1976 to honor the 200th anniversary of the United States.
For instance, the "No S" bicentennial quarter, where the mint mark (usually found on the reverse side below the eagle) is missing, is one of the most sought-after varieties.
These were mistakenly struck at the San Francisco Mint without the mint mark and are extremely rare.
Other factors, such as double strikes or misalignments during minting, can also increase a coin's worth.
If a bicentennial quarter is indeed valued at over $750,000, it likely possesses some of these rare characteristics or has a unique historical provenance.
Such discoveries and valuations add layers of intrigue to the world of coin collecting, making it a thrilling hobby for enthusiasts and investors alike.