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Cameo proof surfaces.
Obverse Description
Liberty with a bonnet, facing left, with 13 stars around the periphery and the date positioned at the bottom.
Reverse Description
An eagle with wings fully spread with a ribbon above its head bearing the motto E PLURIBUS UNUM. The words UNITED STATES OF AMERICA around the periphery with "2 1/2 D." written as a fraction appears at the bottom.
Catalog Information
GSID:
376464
Designer:
John Reich
Obverse Designer:
John Reich
Obverse Lettering:
LIBERTY, 1831
Reverse Designer:
John Reich
Reverse Lettering:
UNITED STATES OF AMERICA, E PLURIBUS UNUM, 2 1/2 D.
Fineness:
0.9167
Weight (gr):
4.37 gr
Weight (oz):
0.1405 oz
Precious Metal Weight:
0.1284 oz
Strike Type:
Proof
Diameter:
18.2
Coin Shape:
Round
Edge:
Reeded
Coin Date:
1831
Denomination:
$2 1/2
Designation:
PR
Mint Location:
Philadelphia
Mintage:
2–3 known
Coinage Type:
Gold Quarter Eagle
Coinage Years:
1829-1834
Composition:
91.67% gold; 8.33% silver & copper
Rarity:
8
PCGS #:
87686
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To: editor@greysheet.com
Subject: I would like to contribute catalog info to CDN for 1831 $2 1/2 PR CAM
Body: Referring page: http://beta.greysheet.com/prices/item/1831-two-and-a-half-dollar-capped-bust-proof-united-states-gold-coin-cameo-surfaces/gsid/376464 GSID: 376464 Title: 1831 $2 1/2 PR CAM
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Coin Value History
1831 $2 1/2 PR CAM
Value By Grade
1831 $2 1/2 PR CAM
CPG (retail) values
Currency
Grade Range
Grading Authority
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Pricing
Values
Greysheet & CPG® Values
1821 $2 1/2 PR
1824/1 $2 1/2 PR
Worth: $1,600,000 – $1,600,000
1825 $2 1/2 PR
1826/5 $2 1/2 PR
1827 $2 1/2 PR
1829 $2 1/2 PR
1830 $2 1/2 PR
1831 $2 1/2 PR
Worth: $125,000 – $330,000
1832 $2 1/2 PR
Worth: $330,000 – $396,000
1833 $2 1/2 PR
Worth: $400,000 – $480,000
1834 $2 1/2 Capped Bust PR
Worth: $380,000 – $528,000
Greysheet News
The Business of Numismatics: September 2026 Greysheet Editor's Letter
9/7/2026
1893-S Morgan Dollar Realizes $1,181,250 at GreatCollections
Brings More Than 50% Over PCGS Price Guide — a Record for the Date in Gem Mint State.
9/4/2026
Whitman Publications Win Three 2026 NLG Awards
Whitman Brands walked away with a trio of honors during the annual Numismatic Literary Guild awards, held during the American Numismatic Association World's Fair of Money in Pittsburgh.
8/31/2026
Events
Heritage Auctions: US Coins Tuesday & Wednesday Select Auction
Location: Heritage Auctions
Wednesday, July 1, 2026
Heritage Auctions: World & Ancient Coins Wednesday & Thursday Select Auction
Location: Heritage Auctions
Thursday, July 2, 2026
