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Welcome to the website of Mike Byers Inc. (mikebyers.com)

We are one of the largest Numismatic corporations dealing in U.S. Gold Coins, Patterns and Rarities certified by PCGS and NGC. Our premier inventory includes only the best, museum quality, world class U.S. and World rarities. Many of our purchases are immediately sold to our customers and are never offered on our website or eBay. Visit our Consignment Showcase and our Inventory on our website. Send us your want list, we may have just what you're looking for.
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Contact Mike
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Buying and Selling


  • RARE U.S. GOLD COINS
    • Certified by PCGS or NGC
    • Gold Coins In All Denominations (Pre-World War 1)
    • Proof, Mint State & Specimen
    • All Grades From MS 64 To MS 68
    • Coins Priced From $50,000 To $2,000,000
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  • U.S. PATTERNS & DIE TRIALS
    • Certified by PCGS or NGC
    • Struck in Gold or Off-Metals of Gold Denominations
    • Most Judd #'s That Are R-7, R-8 or Unique
    • All Grades From Proof 64 To Proof 68
    • Coins Priced From $50,000 To $2,000,000
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  • U.S. MINT ERRORS
    • Certified By PCGS or NGC
    • Gold & Rare Silver Type Errors
    • Mint State & Proof 62 To 68
    • Early Type (Pre-1950) From $25,000 To $500,000
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Mike Byers has been a professional numismatist for over thirty-five years. He is one of the largest dealers handling U.S. Gold Coins, Patterns and Rarities certified by PCGS and NGC. He has handled major coin collections and attends every major coin convention. Mike Byers carries an extensive inventory as well as solicits want lists and is always looking to purchase fresh inventory and collections.

Mike Byers was a consultant to ANACS for Mint Errors from 2000 to 2006. He is the Editor and one of the Sponsors for minterrornews.com. He is also the Publisher and Editor of Mint Error News Magazine. In 2009, Mike Byers published his first book, World's Greatest Mint Errors, which received the NLG Award for Best World Coin Book and is available on Amazon.com.

Mike Byers is a life member of ANA since 1985, a charter member of NGC and a featured dealer/member of PCGS. He is also a life member of the Central States Numismatic Society, the Florida United Numismatists and a member of ICTA. He is member A71 in the Certified Coin Exchange (CCE) and a member of CoinPlex (BYRS).

Mike Byers was born in the coin business attending coin shows since he was six years old. When he was seventeen, he issued his first coin catalog. He has been a Market-Maker in U.S. Gold Coins and a dealer in major mint errors. In 1987 he offered limited partnerships and rare coin funds. He has written articles for The Coin Dealer Newsletter and has been featured on the front page of Coin World numerous times with his numismatic rarities. You can visit Mike Byers and view his rarities at the ANA, Central States, FUN show and the Long Beach Coin Expo.

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The Byers Collection

NGC began certifying a few major mint errors from Mike Byers' personal collection. These spectacular and rare coins each have "BYERS COLLECTION" designated on the NGC insert.


1904 $20 Double Struck
Rotated 180 Deg in Collar
NGC MS 62 CAC
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(1928) 25¢ Struck on a
1¢ Planchet 3.02 Grams
NGC MS 63 BN
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