View All 2007 (S) Proof Wyoming State Quarter

2007 (S) Proof Wyoming State Quarter - Doubled Die Reverse DDR-007

Error
2007 (S) Quarter Doubled Die Reverse error coin
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Attribution

J

Discovered by

James Wiles

V

Verified by

VarietyVista

Market Value
N/A
Rarity Index
N/A
Discovery Date
2007
Last Sold
N/A

Description

DDR-007, a reverse doubled die documented for the 2007-S State Quarter, exhibits very strong spread around the lower saddle horn extending to the first tuft of mane on the Wyoming quarter's bucking bronco reverse. Norman E. Nemeth's Wyoming reverse design, featuring a cowboy atop a bucking horse beside "The Equality State" inscription, contains finely rendered equine anatomy where hub doubling produces clearly visible secondary impressions of mane strands and saddle hardware. The very strong designation places DDR-007 above other 2007-S Wyoming DDRs that carry medium or strong spread ratings. VarietyVista assigned identifiers UVC-1886 and DMR-009, tracking three die stages: Stage A where both reverse and obverse surfaces exhibit early die state characteristics, Stage B at mid die state (unconfirmed), and Stage C at late die state (unconfirmed). The EDS confirmation for Stage A means specimens with unworn, sharply detailed die surfaces have been verified — critical for preserving the maximum expression of the very strong spread. The comment notation "Clad Proof" establishes that this variety appears on proof specimens struck at San Francisco using polished dies and specially prepared planchets, which deliver the mirror-finish fields and frosted design elements characteristic of modern proof coinage. The proof striking process uses higher pressure and slower press speeds than circulation production, which can either enhance or obscure doubling diagnostics depending on the specific design element affected. Collectors should focus examination on the saddle horn and the adjacent mane tufts under 10-15x magnification, where the very strong spread should be readily apparent even without extreme magnification.

Die Markers

  • UVC-1886
  • DMR-009
  • Stage A:
  • Reverse and Obverse are EDS
  • Stage B:
  • MDS (unconfirmed)
  • Stage C:
  • LDS (unconfirmed)

External References

Additional Notes

Clad Proof.

Last updated: October 22, 2026

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