GAUL. Massalia. Circa 500-475 BC. AR Hemiobol, 9 mm, 0.54 g, Milesian standard. 

Head of Athena right, wearing crested Attic helmet with a volute on the bowl. 
Rough incuse square. 

Auriol Group EB, 1; LaTour 152; Maurel 17.
Extremely rare
From the Massalia Collection.

With permission of Leu Numismatik, Auction 4, lot 115, May 2019