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1857 Proof

Half Dimes · Seated Liberty Half Dimes · 1837–1873
Key date Proof
Weight1.24 g
Diameter15.5 mm
MintPhiladelphia
StrikeProof
Mintage Proof; exact mintage unknown
EdgeReeded
Alignment↑↓ Coin
Composition90% Silver, 10% Copper
DesignerChristian Gobrecht
Collector's Key IDCK-1099

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About this coinHistory

The 1857 proof half dime was struck in slightly higher numbers than earlier years as the Philadelphia Mint's proof program gradually expanded. The coin is collected within the late 1850s Seated Liberty proof sequence.

Price guideReference

Reference data only — not an appraisal.

GradeDescriptionLowHigh
PR-63 Proof (PR)
Frequently Asked QuestionsFAQ
What is a 1857 Proof Seated Liberty Half Dime made of?
90% Silver, 10% Copper, weighing 1.24 g.
What is the melt value of a 1857 Proof Seated Liberty Half Dime?
Its melt value is its metal content multiplied by the current spot price. See our melt calculator on the metals pages for a live figure.
Is the 1857 Proof Seated Liberty Half Dime a key date?
Yes — the 1857 Proof Seated Liberty Half Dime is considered a key date in the Seated Liberty Half Dimes series and commands a strong premium.