MIKE BYERS INC
mike@mikebyers.com
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INVENTORY
View sold Mint Errors in our Archives
U.S. Mint Errors, Die Trials & Patterns
1943 Lincoln Cent
Struck on a Curacao 25 Centstukken Planchet
3.6 Grams 64% Silver / 36% Copper
Ex: Fred Weinberg
FINEST KNOWN & EXTREMELY RARE
NGC MS 61
$50,000.00
1977 Lincoln Cent
Struck on an Aluminum Planchet
At The U.S. Mint in Philadelphia
1.04 Grams
NGC MS 60
UNIQUE
$350,000
1974-S Lincoln Cent Mated Pair
Struck by 2 U.S. Cent Obverse Dies
Coin #1 On 1973 Panama Tenth Balboa
Coin #2 Reverse Brockage
NGC MS 66 & MS 64 BN
UNIQUE DISCOVERY
$150,000
1972-S Proof Ike Dollar Mated Pair
Ike Dollar Struck on a 1¢ Planchet
mated with an
Ike Dollar Struck on a 10¢ Planchet
NGC Proof 67
AMAZING UNIQUE DISCOVERY
$100,000
1974-S Aluminum Lincoln Cent
Struck by the Obverse Die Only
On Philippine 1 Sentimo Planchet
PCGS MS 61
UNIQUE
$40,000
1904 $20
DOUBLE STRUCK
Rotated 180 Degrees in Collar
NGC MS 62 CAC
BYERS COLLECTION
UNIQUE
$150,000
U.S. 1970-S Proof Washington Quarter
Struck on a 1941 Canadian Quarter
TWO COUNTRIES & TWO DATES
NGC PF 65
UNIQUE
FEATURED ON FOX NEWS!
$35,000
1970-S Proof Washington Quarter
Struck on a Silver Barber Quarter
NGC PF 65
1 of 2 Known
$75,000
U.S. 1970-S Proof Washington Quarter
Overstruck on a Canadian Quarter
King George V (1911-1936)
NGC PF 64
UNIQUE DISCOVERY COIN
$25,000
Mexico 1916 Oaxaca Gold 60 Pesos
Struck on a U.S. $10 Liberty (1838-1907)
World-Class Numismatic Rarity
NGC AU 53
UNIQUE
$150,000
1973-S Proof Ike Dollar Pair
Struck on the End of the Planchet Strip
Clipped Planchets Each Weighing 20 Grams
UNIQUE DISCOVERY
PCGS PR 67
$12,500
1869 Standard Silver Half Dollar
J-742b
Without Initial "B" On Ribbon
PCGS PR 64+ CAC
UNIQUE, UNLISTED & UNRECORDED
$35,000
U.S. Mercury Dime Dies
From The Philadelphia Mint
1935 Obverse and Reverse Pair
NGC Certified & Encapsulated
BOTH ARE UNIQUE IN PRIVATE HANDS
$25,000
(2011-2013) U.S. Quarter Test Strike
Judd #2225 - Mint Cancelled
New Martha Washington Die Design
Struck at the U.S. Mint in Philadelphia
NGC Brilliant Uncirculated
UNIQUE (The Only Coin in Private Hands)
$25,000
U.S. 25¢ Stainless Steel Feeder Finger
From The Denver Mint Grabener Press
Authenticated and Encapsulated by NGC
UNIQUE (Not Struck by Coin Dies)
$7,500
World Mint Errors, Die Trials & Patterns
Unique Gold Obverse Trial Strikes
World-Class Numismatic Rarity
Matthias II - Holy Roman Emperor
c.1612 Gold Coronation Medals
Matthias II and Anna
German States - Frankfurt am Main
Plate Coins in Forschner
Forschner #34.1 Gold & #34.3 Gold
PCGS MS65 and MS64
$250,000
(1887) Great Britain Queen Victoria
Lauer Victoria Pattern in Gold
Obverse Die Trial - Uniface
World-Class Numismatic Rarity
10.16gr Gold, 27.2mm
Ex. Murdoch Collection (1904)
NGC Medal PF 63 Cameo
UNIQUE
$75,000
1861 German States Bavaria Medal
Prince Adalbert (Brother of King Maximilian II)
Gold Off Metal Strike
"First Test" (Trial Strike)
Hand Engraving from the Bavarian Mint
Presented to the House of Wittelsbach
Pedigreed to Prince Adalbert
UNLISTED IN GOLD AND UNIQUE
World-Class Numismatic Rarity
16 Ducats 54.43 grams 42.59 mm
Hauser-536 (in Tin & Bronze)
PCGS SPECIMEN 62
$100,000
1985 Canada National Parks Proof $100
Unofficial Platinum Strike Uniface
(Platinum Mint Error or Pattern/Die Trial)
90% Pt, 10% Rh, 16.73 Grams
PCGS PR 67 Deep Cameo
UNIQUE
$75,000
(1904) Belgium Franc
GOLD Obverse Die Trial
1904 Design Overstruck on 1903 Design
Struck on Oversized Piedfort Planchet
(Regular Issue Was Struck in Silver)
NGC MS 61
UNIQUE
$40,000
1880 Great Britain Proof Half Sovereign Pattern
Struck in Silver (Instead of Gold)
MULED with a Sixpence Obverse
KM-PnA118
WR-354 Var Silver
PCGS PR 64
UNIQUE
$50,000
Germany Third Reich Matte Proof Set in Silver
1937A 2 Mark Hindenburg/Swastika
Matte Proof
62 PCGS UNIQUE
1936A 5 Mark Hindenburg/Swastika
Matte Proof
63 PCGS UNIQUE
1935A 5 Mark Hindenburg/Eagle
Matte Proof
62 PCGS Two Known
Unique Set (The Only One In Existence)
$50,000
Germany Weimar Republic
5 Mark 1932/1 Overdate
Oak Tree
PCGS AU 55
One of Two Known
$10,000
Spain 1856 100 Reales
Queen Isabella II
Obverse & Reverse Die Trials
Queen Approved New Design by Royal Decree
Struck in Gilt Copper - Uniface
NGC PR 65 & PR 64
UNIQUE & UNLISTED NEW DISCOVERY
$25,000
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