Mint error: Spectacular 1794 Doublestrike!
Stefan Proynov: Spectacular 1794 Doublestrike! There are no rarity ratings available for error half cents, but this coin is certainly rare! A normally struck 1794 B-2b half cent...
Mint error Nikel 2015 PCGS
An expert on wrong coins in Europe, Stefan Proynov, claims that more and more wrong coins are finding their place on the market.
Here is one registered by PCGS.
For many...
Stefan Proynov: Denver mistake for a million dollars!
Stefan Proynov: We will call this coin the Denver Million Dollar Error because the coin is extremely rare minted with a wheat grade on the reverse and marked “D”...
Majestic Mint Error!
Stefan Proynov: Majestic Mint Error! Wow, how amazing is this? Rarely are off center errors seen in the Standing Liberty quarter series and this coin is WAY off center!
This...
Stefan Proynov: Fantastic Washington Quarter mint error
Stefan Proynov: Fantastic Washington Quarter mint error
Check out this fantastic NGC-certified Washington Quarter that was Doub As you can see, the second strike was off-center and caused the loss...
MINT ERROR COINS 1998 Cent with Obverse Die Cap NGC MS 66 RB.
MINT ERROR COINS: 1998 Cent with Obverse Die Cap NGC MS 66 RB.
Check out this superb 1998 Cent with Obverse Die Cap Error, graded NGC MS 66 RB.
This fantastic...
Stefan Proynov: A unique wrong coin
Stefan Proynov: Erroneous coins gain more and more numismatic value, and the bigger the mistakes, the higher their price.
The truth is that each errant coin is unique in its...
Stefan Proynov: Struck 20% Off Center — VF35
(1865-1889) 3CN Three Cent Nickel — Struck 20% Off Center — VF35 NGC.
Stefan Proynov Mint Error coins consultant for Europe
My estimated price for this coin is 700 Euro
Stefan Proynov:...
Gold Sovereign NGC Mint Error
1863 Great Britain Gold Sovereign NGC Mint Error MS 66
Stefan Proynov: For your attention, a spectacular mint error of a British sovereign; it’s hit 50% off downtown. It has...
Mint error one cent since 1965
Mint error one cent since 1965
Mint error coins. To your attention a coin that is wrong one cent since 1965.
The coin has a large circulation and is heavily crushed...