Attica, Athens Tetradrachm - we purchased a small number of coins that appear to be minted at the same time or exhibit similar characteristics. Each of the coins in this series has a chisel mark on the obverse cheek where it appears surface silver was removed. Compare this coin to one of our other listings where the excess silver has been left intact
http://www.vcoins.com/ancient/cerberus/store/viewItem.asp?idProduct=1440
Size: 22mm Weight: 17.11 grams
Obverse: Head of Athena facing right
Reverse: Owl standing right, single prong tail, olive branch and crescent above right , bankers mark in right field