What if breaking your piggy bank made you big money? Sought after by many numismatists, some coins can be resold for gold. Hence the importance of knowing how to recognize the details that can inflate their appreciation on the market: their face value certainly, but also their country of origin, their year of minting, their metal, their manufacturing defects, their commemorative character or no, their condition…

Good news: it’s not just louis d’or or old francs that can be rare. Some coins, in cents or euros, can also be bought by collectors. Zoom in on the 50 cent coins in our slideshow below.

Other euro coins, not counting where they come from, can bring you much more than their face value. Here they are :