AR/AE Probus PAX AUG Antoninianus 276-282 A.D.
Siscia mint 277 A.D. (21.62mm;3.51g)
O: IMP C M AVR PROBVS PF AVG, Helmeted radiate cuirassed bust left, spear over right shoulder, shield at left. RIC Vii 704 Siscia
R: PA-X AVG, Pax standing facing, head left, holding branch in raised right hand and sceptre in left, XXI in ex., Q in right field.
G: EF "A splendid coin with full silvering and razor sharp detail."
S: Ancient Imports 5/31/10