| Country of Origin | United States |
|---|---|
| Composition | Clad |
| Certification Number | None |
| Strike Type | Proof |
| Grade | Ungraded |
| KM Number | None |
| Certification | U.S. Mint |
| Circulated/Uncirculated | Uncirculated |
| Denomination | 25C |
| Coin | Washington |
| Year | 1978 |
| Mint Location | San Francisco |
| Variety | Washington |
Check the listing for details. 1978 S Proof Washington Quarter Uncirculated US Mint. Made in United States. Listed at 2.75 USD. The product is a 1978 S Proof Washington Quarter from the US Mint, composed of clad material. It is uncirculated and struck in proof quality. This coin, with a denomination of 25 cents, was minted in San Francisco and is a part of the Washington series. Made in the United States, it is a collectible piece of American numismatic history, perfect for coin enthusiasts and collectors looking to add a rare and valuable piece to their collection.