Curiosity and eagerness are two words which help us to know new which we can understand logically . Today logical question is " how to calculate the value of an old coin ". Can you calculate the exact value of an old coin . Answer is no . But a person who can calculate exact value of an old coin or coins , we know him as numismatist . He can tell you what is the exact price of old coin .
But with following way and steps you can get idea for calculation estimated value of any coin .
First of all , you must remember economics rule in mind that in rare goods , Demand and scarcity are two main factors for fixing prices and value . Oldest coin's value is more than old coin . Suppose one coin is related to the year of 1700 and other is related to 1600 , then the value of 1600 year's coin is more than 1700 year's coin.
Second thing is see the whole sale value of old coin in blue book which you can find any museum library . After all show your old coin more than one experts or numismatist , if you want to sale it on its exact value .