Watch List notes:

USA (San Francisco Mint), gold $20 coronet Liberty "double eagle," 1856-S, variety 17B (full serif, left S), PCGS AU55 / SS Central America, in promotional case. 5-1/4" x 4-1/4" x 1-1/2". Lustrous surfaces with faint hairlines and minor bagmarks, from the first SS Central America salvage operation ca. 1990. Housed in wooden display box. PCGS SSCA 6024. Recovered from: SS Central America, sunk in 1857 in deep water off North Carolina

Estimate: $3500-5000