1991-S Mount Rushmore Proof Half Dollar
Updated October 15, 2026
| Lot number | 77 |
| Category | Coins & Currency |
| Auction | October Coin & Currency Auction |
| Date | October 19, 2026 at 1:00 PM CDT |
| Auction house | KC Auction Company |
| Location | Kansas City, Missouri |
1991 Mount Rushmore Anniversary half dollar proof in a clear capsule with a red, white, and blue ribbon, presented in its box with a certificate of authenticity. The coin depicts Mount Rushmore and a buffalo-themed reverse design. Hairline marks are visible on the encapsulated surface; the presentation box shows light handling wear.
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