Constantine I, as Caesar, 306-309. Follis (Bronze, 26 mm, 6.97 g, 6 h), Londinium, circa November-December 307. FL VAL CONSTANTINVS NOB C Laureate and cuirassed bust of Constantine I to right. Rev. ADVEN-TVS AVGG / PLN Constantine I on horseback left, raising his right hand in salute and holding spear in his left; to left on ground, bound captive seated left. Cloke & Toone 5.03.005. RIC 82. Very rare and unusually attractive, with a lovely olive green patina. Minor spots of corrosion on the reverse, otherwise, extremely fine.