Anthony Offenberger's Blog
2 100 year old Greek coin offers insights into rare astronomical event

We post multiple large, clear photos of each and every coin so that you can take a look at these gorgeous pieces yourself. Ancient athens greece athena owl tetradrachm silver coin (440-404 bc) ngc vf it has been awarded high marks of 5 for strike and 4 for surfaces from ngc. Coin grading is subjective and all posted grades provide professional opinions.