This is a 1973 Proof Washington Quarter, minted at the San Francisco Mint, distinguished by its "S" mint mark. It is part of the Washington Quarters series, which celebrates the first President of the United States, George Washington. The coin has a denomination of 25 cents (quarter) and is made from copper-nickel clad copper. With a total mintage of 2,760,339 pieces, this quarter features a diameter of 24.3 mm and a weight of 5.67 grams, adhering to the standard specifications for US quarters. As a Proof coin, it was produced with a higher level of detail and a mirrored finish, making it particularly appealing to collectors. This stunning coin represents both a piece of American history and a collectible investment for numismatists.
| Country | United States of America |
| Year | 1973 |
| Serie | Washington Quarters |
| Denomination | 25¢ (Twenty Five Cents, Quarter) |
| Mint | San Francisco |
| currency | USD |
| currency-amount | 0.25 |
| diameter | 24.3 |
| height | 0 |
| material | Copper-Nickel clad Copper |
| mint-mark | S |
| mintage | 2760339 |
| type | Coins |
| weight | 5.67 |
| width | 0 |
| year-display | 1973 |