The American Innovation $1 Coin Proof Set features four stunning coins with sharp relief and a mirror-like background with frosted foregrounds, giving them a special cameo effect with reverse (tails) designs emblematic of the following States innovation or innovators: Ohio, Louisiana, Indiana, Mississippi.
| coinage-type | Proof Set |
| desg | PR |
| edge | Reeded |
| material | 75% copper; 25% nickel |
| mint-mark | S |
| variety | Clad Quarters Proof Set |
| variety-2 | 5 Coins |
| year-display | 1936-Present |