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2020 (S) Reverse Proof American Innovation Dollar - Maryland

Strike Type
2020 (S) Dollar coin

Coin Details

Year
2020
Denomination
Dollar
Mint Mark
S
Strike Type
Proof
Series
American Innovation Dollars 2018 to Date
Designer
Justin Kunz (obverse) / Joseph Menna (reverse)
Composition
88.5% Copper, 6% Zinc, 3.5% Manganese and 2% Nickel
Weight
8.1g
Diameter
26.49mm
Edge
Lettered

Value Estimates

$15 - $15

Values as of May 2026 — estimates reflect typical grades (G-4 through MS-63). Coins in lower or exceptional grades may fall outside this range.

Auction Record

$100 PR69 12-08-2022 eBay

Description

The 2020 (S) Reverse Proof American Innovation Dollar - Maryland is a proof dollar struck at the San Francisco Mint, part of the American Innovation Dollars 2018 to Date series. The obverse features the Statue of Liberty with a geared background representing innovation and the reverse displays rotating designs honoring innovations and innovators from each state and territory. This coin honors the Hubble Space Telescope, managed from the Space Telescope Science Institute in Baltimore, which has delivered groundbreaking discoveries about the age, expansion, and composition of the universe since 1990. Connecticut (the Gerber variable scale), Massachusetts (the telephone — Alexander Graham Bell), Maryland (the Hubble Space Telescope), and South Carolina (Septima Poinsette Clark's citizenship schools and the civil rights movement). As a proof issue, this coin was struck multiple times on specially prepared polished planchets using polished dies, producing mirror-like fields and frosted design elements prized by collectors. Struck at the San Francisco Mint, established during the California Gold Rush and now primarily producing proof and collector coins. Estimated market value is approximately $15. Struck in 88.5% copper, 6% zinc, 3.5% manganese and 2% nickel, weighing 8.1 grams, 26.49 mm in diameter, with a lettered edge. Cataloged as PCGS #848402.

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