Sale: CNG 66, Lot: 1555. Closing Date: May 19, 2004. DIADUMENIAN, as Caesar. 217-218 AD. AR Antoninianus (4.49 gm). Struck May-July 217 AD. Estimate $1000 Sold For $1100 DIADUMENIAN, as Caesar. 217-218 AD. AR Antoninianus (4.49 gm). Struck May-July 217 AD. Obv: Radiate and draped bust right, seen from behind Rev: Diadumenian standing left, holding baton and sceptre; two standards behind. RIC IV 106 (Macrinus); Clay Issue 1; BMCRE 82 (Macrinus); RSC 11a. Toned VF, light obverse die rust. Very rare denomination for Diadumenian. ($1000) CNG Mail Bid Sale 66. By permission of CNG, www.cngcoins.com.