An Attractive 18K Gold Ring with black Diamond VVS Made by Armenian Artist with Attica Athens coin
Obverse: Head of Athena right, with realistic profile eye; wearing Attic helmet, earring, and necklace
Reverse: AΘE (signifying Athens) before owl standing right with head facing, crescent and spray of olive leaves behind
Date: 393-350 BC.
Attribution: SNG Copenhagen 64