20 mm
Rara y cotizada contramarca de Antioquia, con el rostro de la Reina de Egipto.
McAlee, The Coins of Roman Antioch, p. 74, note 25 says tetrachalkoi of this time, "...are frequently seen with a countermark on the obverse which was previously described as 'head of Apollo r. in an oval...it now seems likely that the countermark portrays Cleopatra, and was used to mark coins circulating in the Syro-Phoenician territories which were given to her by Mark Antony."