Roman Imperial. Diadumenian, Caesar (218). AR Denarius. 2.83 gms. Bare-headed, draped bust right, sideburns and light beard noticeablerev. Diadumenian standing half left, head right, holding a standard and scepter, two standards behind him. RIC 102 (Macrinus). Near Extremely Fine. Ex Stacks Auction, Feb. 21, 1990, lot 368.