The 1864-S Liberty Gold Eagle (Buy on eBay) is the rarest issue for the entire denomination struck at the San Francisco Mint. From the original mintage of 2,500 pieces, it is estimated that only 25 to 30 pieces have survived.
Most examples fall into the lower circulated grades, with the highest graded pieces in AU. Auction appearances for the issue are extremely infrequent. The auction record is held by a piece graded PCGS AU-55, which sold for $219,005 in 2018.
- Designer: Christian Gobrecht
- Composition: 90% Gold, 10% Copper
- Weight: 16.718 grams
- Diameter: 27 mm
- Edge: Reeded