Early vs. Late Die State: Evaluating the Strike on Proof Dimes (1857–1898) – Which is Your Favorite?
August 28, 2026How the Mint Branch History of Carson City, New Orleans, and San Francisco Changed the Fate of Norfed Liberty Dollars
August 28, 2026
I’ve found that a coin with a famous pedigree can command double the price of an identical anonymous piece—so let’s explore the ownership history potential here. In my years of studying numismatics, I’ve learned that a coin’s journey—its provenance, ownership history, and how it was tracked through time—can be as valuable, if not more valuable, than its physical grade. When we speak of legendary collections like the prestigious Eliasberg estate or the legendary Pogue family, we’re discussing historical lineages that lift a simple silver coin into a crown jewel of American history. Today, I’m turning my researcher’s eye toward a fascinating development in the attribution of the 1964 “SMS” Kennedy Half Dollars, where the tracking of die diagnostics and historical striking sequences threatens to rewrite the multi‑million dollar market of these rare varieties.
The Legendary Status of the 1964 ‘SMS’ Kennedy Half Dollar
To grasp the weight of the recent findings, you first need to appreciate the unique place the 1964 Specimen Strike—commonly called “SMS” or Special Mint Strike—Kennedy Half Dollars hold in American numismatic history. Struck on 90% silver planchets, these coins were never intended for general circulation; they were experimental strikes, likely prepared for collectors or special presentation sets, and are incredibly rare in high grade. Collectors cherish this rare variety for its
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- Early vs. Late Die State: Evaluating the Strike on Proof Dimes (1857–1898) – Which is Your Favorite? – Introduction: The Life Cycle of a Die When a proof coin is struck from a fresh die, it shines in full mint condition; as…
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