Denomination : Silver siglos.
Date : This type is though to have been issued between 420 and 375 BC.
Reference : BMC Arabia #124.
Size : 14.3 x 15.7 mm. Weight : 5.52 grams.
Grade : gF/VF
Obverse : Persian King running right holding a bow in front and a dagger behind.
Reverse : Incuse irregular punch WITH A SMALL GREEK STYLE HELMET which was engraved into the die. There is also a clear banker's mark, possibly representing a flower.
Examples with designs engraved into the reverse die are very scarce.