hi this is khan from hyderabad if u had this coins from 1972 to 1975 well the weight of that coin should be 10 to 11 grams for all coins . and if your really interested in haveing a good business you have to come to hyderabad from here we may have to go to gulbargh and from this coin u can earn in cores after the work done on it so trust me dont waste time after buyer no one is a buyer because there cant there is reason so please call me 09533044161. im not joking seriously u can sign a bond by me for this after the test passes.