World news
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...
USA
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 – 5 PTAS 1993 coin of St. James
Mint Error coins. The coin is from the period of King Juan Carlos I (1975 - 2001)
Metal alloy Aluminum and bronze
Weight 3 grams
Diameter /17.5
Thickness...
Coins: Euro errors – Austria
Coins: Euro errors - Austria In modern coins, the most sought after are the wrong coins. Here are some of the most common counterfeit...
Mint Error 1 Turkish Lira, 2016
Mint, Error on a coin from Turkey
commemorative coin in memory of the martyrs of July 15, 2016 (attempted coup in Turkey) Denomination 1 pound,...
Heritage Auctions Coins- Captivating Off-Center Cent!
Stefan Proynov: Error coin expert for Europe - I couldn't miss this unique coin
Captivating Off-Center Cent!
This notable error coin is pedigreed to the collection...
The coins say: The Queen with the Adam’s apple ‘Large outwards Adam’s apple’
MISSTRIKE ERROR COINS - Large outwards Adam’s apple ’..
Coins talk, but sometimes they make fun, other times they tell different stories. This story is...
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...
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...
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: 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...