u/Academic_Feature1445

I looking to buy/grade my coin in Bacolod city but I don't know where to look for any advice please

I curious about how many 20 euro cent of different country available and what are the rare 20 euro cent is there

I do have a lot of coins but the problem is that I don't know how to identify them

Any advice on how can identify the name of the coins or determine if the coin I got is fake or real

Or series of the coin