2018-S American Innovation Dollar Proof Value
Real sold prices from 23 tracked eBay sales — tracking since December 2024.
Computed from 23 real eBay sold listings tracked by CoinGrader since Dec 2024. Not price-guide estimates.
Recent sales
Price history (monthly median)
| Month | Median sold price | Sales | |
|---|---|---|---|
| Jan 2026 | $52.50 | 1 |
|
| May 2026 | $8.50 | 5 |
|
| Jun 2026 | $17.00 | 10 |
|
| Jul 2026 | $21.48 | 6 |
|
Frequently asked questions
How much is a 2018-S American Innovation Dollar Proof worth?
We have recorded 23 real eBay sale(s) for the 2018-S American Innovation Dollar Proof — see the recent sales list for actual sold prices.
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 2018-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.
Grade My American Innovation Dollar