World news
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...
USA
Mint error: 5 centimos de escudo – Isabel II
Mint ERROR: Here is a proven error from the Madrid Mint. This type of coin was in circulation from 1865-1858. The fact that they...
1985 India 10 Paise issued by NGC Mint Error MS 65.
1985 India 10 Paise issued by NGC Mint Error MS 65.
Mint errors are among the most popular segments of numismatics.
Every year, mints for major...
Stefan Proynov: What is the most sought after mint error US cent by collectors?
Stefan Proynov: There is a coin error with a face value of one Lincoln cent from 1943, which was minted on another tablet.
This coin...
Stefan Proynov:No Date 5C With Cents, Liberty Nickel — Struck 45% Off Center
No Date 5C With Cents, Liberty Nickel -- Struck 45% Off Center -- AU55 NGC.
Stefan Proynov Mint Error coins consultant for Europe
My estimated price...
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...
Stefan Proynov: MINT ERROR FAKE COINS
Fake American dollar - mint error We publish a photo of another counterfeit caught by Stefan Proynov and published on fakeart.eu.
We thank Stefan Proynov...
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...
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...
MINT ERROR or mechanical defect: Germany – GDR 5 stamps, 1972
MINT ERROR or mechanical defect: Germany - GDR 5 stamps, 1972
Stefan Proynov: Expert mint error coins european
A very common German Democratic coin was sent...
Stefan Proynov: Error exspert- 25C D 1993 WASHINGTON QUARTER MINT ERROR
Stefan Proynov mint error expert for your attention an American coin in the highest quality MS70.
We see it turned on the reverse side of...