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The United States utilized a two-cent coin for just ten years, from 1864 to 1873.
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American Innovation $1 Coin Program honoring innovation and innovators from each State, District of Columbia, and territory
Obverse Description
The obverse (heads) design features a dramatic representation of the Statue of Liberty in profile with the inscriptions "IN GOD WE TRUST" and "$1." The obverse also includes a privy mark of a stylized gear, representing industry and innovation.
Catalog Information
GSID:
82146
Designer:
Justin Kunz
Obverse Designer:
Justin Kunz
Weight (gr):
8.1 gr
Weight (oz):
0.2857 oz
Strike Type:
Proof
Diameter:
26.49
Coin Shape:
Round
Edge:
Lettered
Variety:
WA-Signed 1st Patent
Coin Date:
2018-S
Denomination:
$1
Designation:
PR
Mint Location:
San Francisco
Mint Mark:
S
Mintage:
206,886
Coinage Type:
American Innovation dollar
Coinage Years:
2018-2032
Composition:
6% Zinc, 3.5% Manganese, 2% Nickel, Balance Copper
PCGS #:
690951
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To: editor@greysheet.com
Subject: I would like to contribute catalog info to CDN for 2018-S $1 WA-Signed 1st Patent PR DCAM
Body: Referring page: http://livetest.greysheet.com/prices/item/2018-s-proof-one-dollar-american-innovation-washington-1st-patent/gsid/82146 GSID: 82146 Title: 2018-S $1 WA-Signed 1st Patent PR DCAM
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Coin Value History
2018-S $1 WA-Signed 1st Patent PR DCAM
Value By Grade
2018-S $1 WA-Signed 1st Patent PR DCAM
CPG (retail) values
Currency
Grade Range
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Pricing
Values
Greysheet & CPG® Values
| Grade | CPG Value (Retail) | Greysheet Price (Wholesale) |
|---|---|---|
| OGP* | $12.00 | $1,234 |
| PR70 | $27.00 | $1,234 |
| PR69 | $1,234 | $1,234 |
| PR68 | $1,234 | $1,234 |
| PR67 | $1,234 | $1,234 |
| PR66 | $1,234 | $1,234 |
| PR65 | $1,234 | $1,234 |
| PR64 | $1,234 | $1,234 |
| PR63 | $1,234 | $1,234 |
| PR62 | $1,234 | $1,234 |
| PR61 | $1,234 | $1,234 |
| PR60 | $1,234 | $1,234 |
American Innovation $1 PR DCAM [Type]
Worth: $4 – $16
2018-S $1 WA-Signed 1st Patent, Reverse Proof PR
Worth: $11 – $23
2019-S $1 DE-Cannon-Classifying Stars PR DCAM
Worth: $4 – $16
2019-S $1 DE-Cannon-Classifying Stars, Reverse Proof PR
Worth: $6 – $18
2019-S $1 PA-Polio Vaccine PR DCAM
Worth: $4 – $16
2019-S $1 PA-Polio Vaccine, Reverse Proof PR
Worth: $6 – $18
2019-S $1 NJ-Edison Light Bulb PR DCAM
Worth: $4 – $16
2019-S $1 NJ-Edison Light Bulb, Reverse Proof PR
Worth: $6 – $18
2019-S $1 GA-Trustees Garden PR DCAM
Worth: $4 – $16
2019-S $1 GA-Trustees Garden, Reverse Proof PR
Worth: $6 – $18
2020-S $1 CT-Gerber Scale PR DCAM
Worth: $4 – $16
2020-S $1 CT-Gerber Scale, Reverse Proof PR
Worth: $6 – $18
2020-S $1 MA-Telephone PR DCAM
Worth: $4 – $16
2020-S $1 MA-Telephone, Reverse Proof PR
Worth: $6 – $18
2020-S $1 MD-Hubble Telescope PR DCAM
Worth: $4 – $16
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Denis W. Loring was among Early American Coppers' Charter Members.
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CAC approved and CACG encapsulated coins fared well in public sales during the month of July 2026.
8/18/2026
Events
Heritage Auctions: US Currency Tuesday Select Auction
Location: Heritage Auctions
Tuesday, June 2, 2026
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Location: Heritage Auctions
Tuesday, June 2, 2026
Heritage Auctions: US Coins Tuesday & Wednesday Select Auction
Location: Heritage Auctions
Wednesday, June 3, 2026