Octavian's rare tetradrachm, in the study of Michel and Karin Prieur "The Syro-Phoenician Tetradrachms and their fractions from 57 BC to AD 258" known only 7 pieces, which is also confirmed by only 3 records in Coinarchives.
The coin was minted around 24-23 BC in Antioch, in today's southern Turkey and was modeled on the tetradrachms of Philip I of Philadelphos.
Roman Provincial
Octavian Augustus (27 BC-14 AD), Tetradrachma 24-23 BC, Antioch mint
Obverse: head of Philip I Philadelphos facing right
Reverse: Zeus Nicephorus seated left, holding Nike and long scepter, in inner left field, monogram of Antioch, below throne, stylized monogram, ςK in exerque (date)
ΒΑΣΙΛΕΩΣ ΦΙΛΙΠΠΟΥ ΕΠΙΦΑΝΟΥΣ ΦΙΛΑΔΕΛΦΟΥ
Weight 14.7 g
