Constantine II. As Caesar, AD 316-337. Æ Follis (20mm, 6h). Londinium (London) mint. Struck circa AD 320. Radiate bust left wearing imperial mantle / Vexillum inscribed VOT/ XX in two lines; on either side, bound captive seated to left and right; PLON. RIC VII 190 corr. (bust); C&T 9.02.019. In NGC encapsulation 4374464-241, graded Ch XF.