1870 (S) Seated Liberty Half Dollar
Strike Type
Coin Details
Value Estimates
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
$90,000 MS65 01-15-2023 Heritage Auctions
Description
The 1870 (S) Seated Liberty Half Dollar is a half dollar produced at the San Francisco Mint as part of the Seated Liberty Half Dollars 1839-1891 series. The U.S. Mint produced 1.0 million examples, making this the highest mintage among 3 variants, accounting for 59% of the year's production. The obverse features Liberty seated on a rock, holding a pole surmounted by a Phrygian liberty cap in her left hand and a shield inscribed LIBERTY in her right and the reverse displays a heraldic eagle with shield on breast, olive branch and arrows in talons, with a banner reading E PLURIBUS UNUM. First Carson City Mint half dollar, beginning a collectible CC mintmark series. Struck at the San Francisco Mint, established during the California Gold Rush and now primarily producing proof and collector coins. Estimated market value ranges from $145 to $5.6K depending on grade and condition. Struck in 90% silver, 10% copper, weighing 12.4 grams, 30 mm in diameter, with a reeded edge. Cataloged as PCGS #6329.
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