Severina AE reduced sestertius or as. Rome AD 275. 
27mm, 8.77 g. Officina 7.

SEVERINA AVG, diademed, draped bust bust right.
IVNO REGINA, Juno standing left, holding patera and sceptre, peacock at foot

Mintmark Z.

RIC 7; Paris BN 319-321; Sear 11711. 

with permission of cngcoins.com, auction 394, Lot 512, March 2017.