About this lot

Estimated Value: $75-125

Origin: United States

Denomination: Various Denominations

Year: 1968, 1979, and 1991

Mint: Philadelphia 

Grade: Various Conditions 

Metal: Various Metals

Weight (+/- 0.2g): Various Weights

Additional Description:  This grouping of U.S. Proof Sets, two each from 1968 and 1970, along with a single set from 1991, spans over two decades of change in American coinage. The 1968 and 1970 sets represent the early years of the San Francisco Mint’s proof production, following the end of proof coinage during the mid-1960s. Each includes the cent through the half dollar, with the 1970 set notable for containing the low-mintage 40% silver Kennedy half, issued only in Mint and Proof Sets that year.

The 1991 Proof Set reflects modern precision, featuring sharp cameo finishes and updated packaging, and includes the Lincoln cent through the Eisenhower dollar, just before the introduction of the Sacagawea series. Together, these sets showcase the Mint’s evolving techniques and the lasting appeal of proof coinage through shifting designs, compositions, and production standards.

Lot details

Lot
267
Closed
October 23, 2025

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