Very rare and desirable military bust type seen from rear.
Obverse: VIRTVS PROBI AVG
Reverse: PAX AVG; Pax standing left, holding olive-branch and sceptre
BUST TYPE: F8 = Radiate, cuirassed bust left, holding spear and shield, seen from back; divergent wreath ties of the corona radiata
FIELD / EXERGUE MARKS: -/-//XXIV
WEIGHT 4.02g / AXIS: 6h / DIAMETER: 20-22mm