ROMAN BRITAIN. Diocletian. A.D. 284-305. Æ nummus. 9.72 gm. 27.5 mm. London mint. Struck circa A.D. 303-1 May 305. His laureate and cuirassed bust right; IMP C DIOCLETIANVS P F AVG / Genius standing left, modius on head, chlamys over left shoulder, holding patera and cornucopia; exergue blank; GENIO POPVLI ROMANI. RIC VI 26a. SCBC 696. C&T 3.01.004 (this coin). Good Extremely Fine; hard dark brown-black patina. Very rare. Superb coin.

Plate coin in Cloke & Toone, The London Mint of Constantius & Constantine (London: Spink & Son, 2015).
Ex CNG eAuction 232 (28 April 2010) lot 312 (The Elliott-Kent Collection).