Islands off Karia, Kos AR Hemiobol. Circa 500-480 BC. Crab / Rough incuse square. SNG Kayhan 903; SNG Copenhagen -; SNG Keckman -. 0.49g, 9mm.
Extremely Fine. Very Rare.
From the Italo Vecchi Collection;
Ex Roma Numismatics Ltd., Auction X, 27 September 2015, lot 515.