Bronze AE3, 19mm, 2.84gm, issued AD 363/364 Sirmium mint.
Obv: DN IOVIANVS PF AVG, Diademed, draped, cuirassed bust right.
Rev: VOT V MVLT X (ASIRM in ex.), Inscription within a wreath.
References: Sear 19229, RIC 118.