Phocas, 602-610 AD. AE Follis (32mm, 11,53g.) overstruck on a Follis of Justinian I mint Nicomedia, NIKO, head of Phocas and a short legend DM FOCAS, over the head of Justinian I (previous obverse) XXXX (40 nummi) restruck in Constantinople: CON. Rare.