| Materials sourced from | United States |
|---|---|
| Composition | Silver |
| Strike Type | Proof |
| Fineness | 0.9 |
| KM Number | 374a |
| Certification | Uncertified |
| Circulated/Uncirculated | Uncirculated |
| Denomination | 25C |
| Coin | State Quarters |
| Type | Proof Set |
| Year | 2005 |
| Mint Location | San Francisco |
| Variety | Oregon |
Check the listing for details. 2005-S Oregon Silver Proof State Quarter 90% Silver From Proof Set. Listed at 12.99 USD. 2005-S Silver Proof State Quarter 90% Silver From Proof Set.