Blog
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How to Identify Repunched Date Errors on Coins
A repunched date shows a second date impression offset from the first. Look under 10x magnification to confirm the variety. Read more
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How to Authenticate Russian Imperial Coins for New Collectors
Authenticating Russian imperial coins means checking weight, die detail, and edge lettering against known records. New collectors should verify rubles through PCGS or Heritage auction comps. Read more
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How to Identify Byzantine Solidus Coins by Photo
The fastest way to identify a Byzantine solidus by photo is to read the emperor’s portrait, the reverse device, and the exergue mint letters together. These three clues place most solidi within a single reign and mint. A… Read more
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How to Identify Coins Found in Car Wash Vacuums and Coin Returns
Coins from car wash vacuums are usually common clad, but wheat cents and silver dimes surface often. Check dates and mint marks first. Read more
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15 Pre-Confederation Provincial Canadian Coins Worth Money
Pre-Confederation provincial Canadian coins can carry surprising collector value today. The 1858 cent and New Brunswick’s 1861 half cent lead this field. Read more
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12 Coin Mounting and Display Mistakes That Hurt Value
The biggest coin display mistake is mounting in PVC flips, which leach acid onto metal. Poor storage can cut a coin’s value in half. Read more
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18 Coin Damage Mistakes That Destroy Value: Tape, Brooch, Mounting and Cleaning
Coin damage destroys value faster than age ever could. Tape, brooch mounts, and harsh cleaning turn rare coins into common ones. Read more
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Kingdom of Two Sicilies Coins: Identification and Value Guide
Kingdom of Two Sicilies coins are identified by ruler, denomination, and Naples mint marks. Values run from a few dollars to thousands for rare gold. Read more
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1944 Steel Wheat Penny: Identification and Value Reference
The 1944 steel wheat penny is a rare wartime error. Only a few dozen genuine examples exist across all mints. Read more
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How to Tell if a Canadian Coin is Silver or Just Plated
The fastest way to tell if a Canadian coin is silver is its date and a magnet test. Circulating silver coins run through 1968. Read more
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20 Most Valuable Canadian 100 Dollar Gold Coins for Collectors
The most valuable Canadian $100 gold coins are the 1976 Montreal Olympics and early 22-karat commemoratives. Their value tracks gold spot, mintage, and grade. Read more
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24 Rare State Quarters Worth More Than Face Value
Rare state quarters can be worth far more than face value. Errors like the Wisconsin extra leaf and high grades drive real premiums. Read more
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How to Find Rare Coins by Asking Your Bank Teller: Coin Hunter PSA
The fastest way to find rare coins is to ask your bank teller to order coin rolls and boxes at face value. Tellers can request half-dollar boxes, cent bricks, and dollar bags that often hide silver and error… Read more
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How to Identify Civil War-Era Coins: Authentication Guide
Civil War-era coins date from 1861 to 1865. Identify them by metal composition, denomination, and mint mark against PCGS references. Read more
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Why coin identifier apps get coins wrong: how to verify results on iPhone
AI coin identifier apps get coins wrong from poor photos and rare varieties. Verify every result against PCGS, NGC, or Heritage before trusting a value. Read more
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How to Tell if a Lincoln Penny is Worth Money
A Lincoln penny is worth money when its date, mint mark, or error is scarce. Check the year and the mark below it first. Most value hides in key dates. Read more




