Description: Obverse: (Original) To the l., Herakleios facing, standing, with moustache and beard, wearing military attire and crown, holding sceptre in r. hand. To the r., Constantine III facing, standing, wearing chlamys and crown, holding globus cruciger in r. hand. A cross between their heads. A monogram of Herakleios in the l. of the field; a K in the r. of the field. (Countermark) To the l., bust of Herakleios facing, bearded, wearing paludamentum, and cross-topped crown. To the r., bust of Constantine III facing, unbearded, wearing paludamentum, and cross-topped crown. A cross between their heads. Reverse: (Original) M. (Countermark) None.
Inscriptions: Obverse: (Original) None. (Countermark) None. Reverse: (Original) … NNO XXI (Year 21). Mint mark: CON. Control mark: Δ (4). (Countermark) None. Mint mark: SCLs.
Bibliography: (Original) MIB III 164; (Countermark) MIB III Km.5
Notes: Overstruck obverse on obverse; undertype a coin of Tiberius II, probably a half-follis.