2021-S American Innovation Dollar Proof Value
Real sold prices from 17 tracked eBay sales — tracking since February 2024.
Photos from recent tracked eBay sales.
Computed from 17 real eBay sold listings tracked by CoinGrader since Feb 2024 · prices updated Aug 5, 2026. Not price-guide estimates.
Recent sales
Price history (monthly median)
| Month | Median sold price | Sales | |
|---|---|---|---|
| Dec 2025 | $14.99 | 1 |
|
| Jan 2026 | $21.00 | 1 |
|
| May 2026 | $27.98 | 4 |
|
| Jun 2026 | $22.48 | 4 |
|
| Jul 2026 | $25.00 | 4 |
|
Frequently asked questions
How much is a 2021-S American Innovation Dollar Proof worth?
Based on real eBay sold listings, a raw (ungraded) 2021-S American Innovation Dollar Proof sells for around $14. These figures come from 17 tracked sales, not a price guide.
Where do these prices come from?
CoinGrader continuously tracks completed eBay sales for this coin. Prices shown are computed from those real transactions (recent sales weighted more heavily, obvious outliers removed) — they are market prices, not catalog or price-guide values.
Should I get my 2021-S American Innovation Dollar Proof graded?
It depends on the coin's condition. You can upload photos to CoinGrader for an instant AI grade estimate and market value before spending on professional certification.
Have this coin?
Grade it and track its value. Upload photos for an instant AI grade estimate and a market value based on real sales like the ones on this page.
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