AN extremely rare 25p coin which looks just like a 20p has sold for a whooping 6,800 times its face value. The coin, known as a “pattern coin” or “trial piece” is the same shape as the common 20p ...
Well, nobody would recommend investing in such coins merely for their metal value, even if there is the occasional spike in prices. The 5¢ nickel, for example, is actually worth around 7¢ for scrap ...