Do you have reason to suspect it is inauthentic? Did you buy it from a known or trustworthy seller? Have you checked the usual free resources for comparisons, prices, and fakes? (If you need to know what those sources are just ask and we'll post them) What is the diameter and weight?
IS that gray? Color looks weird .Carthagenian coins usually look pretty brown or green patina . Whats the specs?
