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1858 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-1102

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About this coinHistory

The 1858 proof half dime is part of the transition to more formalized proof production. Mintage was higher than earlier years, and the 1858 proof is one of the more available pre-1860 proof half dimes in the current market.

Price guideReference

Reference data only — not an appraisal.

GradeDescriptionLowHigh
PR-63 Proof (PR)
Frequently Asked QuestionsFAQ
What is a 1858 Proof Seated Liberty Half Dime made of?
90% Silver, 10% Copper, weighing 1.24 g.
What is the melt value of a 1858 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 1858 Proof Seated Liberty Half Dime a key date?
Yes — the 1858 Proof Seated Liberty Half Dime is considered a key date in the Seated Liberty Half Dimes series and commands a strong premium.