Constantius II. Heraclea, modern-day Marmara Ereğli, Turkey, AD 347-348. Bronze Nummus (15 mm., 1.37 g).

Obv: Head of Constantius II, to right, pearl-diademed. D N CONSTANTIVS P F AVG Unabridged legend: Dominus Noster Constantius Pius Felix Augustus. Translation: Our Lord Constantius, pious and blessed emperor.

Rev: Vows in four lines within wreath. Mintmark and officina, preceded by a dot, in exergue. VOT XX MVLT XXX. Unabridged legend: Votis vicennalibus multis tricennalibus. Translation: Vows for the twentieth anniversary of reign and more for the thirtieth to come.

RIC VIII# 54John Philip Cozens Kent; 1981. The Roman Imperial Coinage / Volume 8. The Family of Constantine I (AD 337–364). Spink & Son, London, United Kingdom., OCRE# ric.8.her.54, LRBC# 963