Hi ive found these coins of western Greece by an ancient port Killini. I have other coins as well but can someone tell me from were these coins come from and what they are. Also i see on the back of the second coin is the letters AN so im guessing Antioch...id love to know dates as well ive checked online but couldn't find anything...thank u in advance btw these 2 coins washed up on shore...weight of both coins is 5gr