Whitman Expo
1861-O 50 Cents SP
Title:
1861-O Liberty Seated Half Dollar. State of Louisiana Issue. W-04. Rarity-7+ as a Specimen. Specimen-62+ (NGC).
Realized:
08/27/2025
Image source:
Stacks Bowers
Title:
Historic SP64 1861-O Seated Half Dollar: ex:James Stacks
Realized:
$97,750.00 on 04/17/2008
Image source:
Heritage Auctions
Title:
1861-O Liberty Seated Half Dollar. State of Louisiana Issue. W-04. Rarity-7+ as a Specimen. Specimen-62+ (NGC).
Realized:
08/27/2025
Image source:
Stacks Bowers
Title:
1861-O Liberty Seated Half Dollar. State of Louisiana Issue. W-04. Rarity-7+ as a Specimen. Specimen-62+ (NGC).
Realized:
08/27/2025
Image source:
Stacks Bowers
Title:
1861-O Liberty Seated Half Dollar. State of Louisiana Issue. W-04. Rarity-7+ as a Specimen. Specimen-62+ (NGC).
Realized:
08/27/2025
Image source:
Stacks Bowers
Basic Information
GSID:
376129
Coin Date:
1861-O
Denomination:
50c / 50 Cents
Designation:
SP
Mint & Coinage Details
Mint Location:
Philadelphia
Mintage:
4 known
Coinage Type:
Liberty Seated half dollar
Coinage Years:
1839-1866
Composition:
90% silver; 10% copper
Physical Characteristics
Fineness:
0.9
Weight:
12.44 gr
Weight:
0.475 oz
Strike Type:
Special
Diameter:
30.6 mm
Coin Shape:
Round
