The first English gold coin that had to be scrapped after a banking blunder meant it was worth less than its weight in gold is now tipped to sell for L500,000.
Some 52,000 of the King Henry III gold pennies were struck nearly 800 years ago before it was realised they were too heavy.
The basic mistake meant that the gold it was made from was worth more than the coin itself.
This made the coins financially unviable as the holders could get more money from melting them down for gold rather than using them as currency. ...
... For the remainder of the report:
http://www.mirror.co.uk/news/uk-news/first-ev...-coin-117536...
