View All 1964 (D) Kennedy Half Dollar

1964 (D) Kennedy Half Dollar - Repunched Mintmark RPM-005

Error
1964 (D) Half Dollar Repunched Mint Mark error coin
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Attribution

Market Value
N/A
Rarity Index
N/A
Discovery Date
1964
Last Sold
N/A

Description

Bearing a triple-punched D mintmark — D/D/D with the first repunching to the west and the second to the southeast with a counter-clockwise rotation — RPM-005 captures the manual mintmark application process that defined pre-1990 U.S. coinage. Each working die received its mintmark from a hand-held punch, and when the engraver struck multiple times to seat the letter, slight shifts between blows created overlapping impressions. This fifth cataloged RPM for the 1964-D Kennedy Half Dollar also carries the RDV-002 designation, identifying the Flared G reverse die variety where the letter G displays a distinctive flared serif. The 1964 Kennedy Half Dollar is the only Kennedy half struck in 90% silver for circulation; 90% silver was already the standard half dollar alloy. Denver Mint production of 1964-dated halves was enormous, with coins struck well into 1965 to meet unprecedented public demand. Collectors should examine the mintmark area under magnification for the triple-punched D with its characteristic westward and southeastward secondary impressions.

Die Markers

  • UVC-058
  • DMR-020
  • Stage A:
  • Reverse and Obverse are EDS
  • Stage B:
  • Reverse and Obverse are MDS
  • Stage C:
  • Reverse and Obverse are LDS

External References

Additional Notes

D/D/D West, Southeast (Rotated CCW). RDV-002 (Flared G).

Last updated: October 21, 2026

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