1970-S Doubled Die Reverse DDR-003

Description

A proof variety from the final year of 40% silver clad Kennedy Half Dollar production, the 1970-S DDR-003 displays a light spread on the stars in the heraldic circle, the letters of HALF DOLLAR and AMERICA, the arrows, and the designer's initials — a wide-ranging distribution of doubling across multiple reverse elements. Cataloged by VarietyVista as UVC-408 with die marriage reference DMR-010 and identified as using the RDV-003 reverse die variety, this variety is documented in early die state at Stage A where both reverse and obverse are confirmed as EDS, while Stage B in mid-die state and Stage C in late die state remain unconfirmed. The 1970-S Proof Kennedy Half Dollar is a significant date in the series: it was produced exclusively for proof sets with no corresponding business strike issue, making every 1970-S Kennedy Half a proof coin. The RDV-003 reverse die variety classification connects this die to a specific hub lineage, allowing collectors to track which hub variant produced the observed doubling. Frank Gasparro's heraldic eagle reverse, with its circle of stars, arrows, and olive branch, provides multiple distinct design elements that serve as independent diagnostic points for identifying and confirming hub doubling.

Die Markers

• UVC-408
• DMR-010
• Stage A:
• Reverse and and Obverse are EDS
• Stage B:
• MDS (unconfirmed)
• Stage C:
• LDS (unconfirmed)

Attribution History

• Discovered by Larry Nienaber
• Expert attribution by VarietyVista

External References