Trajan, 98-117. Aureus (Gold, 20 mm, 7.12 g, 6 h), Rome, circa autumn 116-August 117. IMP CAES NER TRAIAN OPTIM AVG GERM DAC Laureate and draped bust of Trajan to right, seen from behind. Rev. PARTHICO P M TR P COS VI P P S P Q R Radiate and draped bust of Sol to right. Calicó 1038c. Cohen 187 var. (differing bust type). RIC 329f var. (differing bust type). Woytek 572v. Very rare with this bust type. Light scratches on the reverse, otherwise, very fine.