Watch List notes:

DIVUS CARUS (Died 283). Antoninianus. Siscia. Struck under Carinus.
Obv: DIVO CARO PARTHICO.
Radiate head right.
Rev: CONSECRATIO AVG / SMSXXI.
Lighted and garlanded altar; A to right.
Cf. RIC 110 (for mintmark) and 111 (for rev. legend).
Condition: fine.
Weight: 3.6 g.
Diameter: 22 mm.