View All Seated Liberty Half Dollars 1839-1891

1870 Seated Liberty Half Dollar

Base
1870 Seated Liberty Half Dollar

About This Coin

The 1870 Seated Liberty Half Dollar is a United States half dollar from the Seated Liberty Half Dollars 1839-1891 series — 32nd of 53 years in the series. In 1870, coins were struck at the Carson City, Philadelphia, and San Francisco Mints with a combined mintage of 1.7 million. This ranks 23rd of 53 years by total mintage, below the series median of 2.1 million. 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 in 90% silver, 10% copper, weighing 12.4 grams, 30 mm in diameter, with a reeded edge. Across its variants, estimated values range from $145 to $279K depending on mint mark, grade, and strike type. A notable auction result reached $173K in MS62 grade at Stack's Bowers. Designed by Thomas Sully/Christian Gobrecht.

Value Estimates

$145 - $278,943

Values as of May 2026 — range across all strike types, reflecting typical grades (G-4 through MS-63). Coins in lower or exceptional grades may fall outside this range.

Specifications

Year
1870
Denomination
Half Dollar
Series
Seated Liberty Half Dollars 1839-1891
Weight
12.4g
Diameter
30mm
Designer
Thomas Sully/Christian Gobrecht
Edge
Reeded

Strike Types & Varieties(4)

Showing all 4 listings