Valerian I (253-260 A.D.) -  AE Antoninianus - 20.77mm, 2.96g
Obverse - VALERIANVS dot P dot F dot AVG Valerian, his radiate, draped (and cuirassed?) bust right	Reverse - ORIENS AVGG Sol standing advancing left, holding whip and raising hand.
The image below was photographed by Heritage Auctions Europe. The image above is my own scan.
Minted in Colonia Claudia Agrippina Augusta (Cologne, Germany) in 258-259 A.D. Reference: Webb, P.H., "Roman Imperial Coinage", Volume 5, Part 1 (RIC), p39, nr. 12 var. Sear, D.R., "Roman Coins and their Values" (RCV Millennium Edition), Vol. 3, p266, nr. 9952. Sear, D.R., "Roman Coins and their Values" (RCV 4th Revised Edition), p258, nr. 2887. Cohen, H, "Descriptions Historique des Monnaies frappees sous l'Empire Romain" (C), Volume 5, p540, nr. 6. Seaby, H.A. & Sear, D.R., "Roman Silver Coins" (RSC), Volume 4, p54, nr. 143a. Göbl , R., "Die Münzprägung der Kaiser Valerianus/Gallienus/Saloninus/Regalianus/Macrianus/Quietus" (G), nr. 886c. Van Meter, D., "Handbook of Roman Imperial Coins" (VM), p241, nr 50, var Ol/13. Suarez, R., "ERIC II - The Encyclopedia of Roman Imperial Coins" (ERIC II),  p496, nr. 292 (B8, O17, R53, T48, M1) Suarez, R., "ERIC II - eBook" (ERIC II-eBook),  Vol 3, p417, nr. 292 (B8, O17, R53, T48, M1) Kampmann, U., "Die Münzen der römischen Kaiserzeit", 2nd edition (Kampmann), p311, nr. 88.29. Quality: Very Fine+ Rarity: C (Common)