This coin published in I. Vecchi, R. Beale and S. Parkin, The Mare Nostrum Hoard.
Roman Imperial
Theodosius II (408–450), Solidus 442-443, Constantinople mint
Obverse: pearl diademed, helmeted and cuirassed bust facing slightly right
DN THEODOSIVS P F AVG
Reverse: Constantinopolis seated left, holding globus cruciger and sceptre, star in left field, CONOB in exergue
IMP XXXXII COS XVII P P
Gold, diameter 20 mm, weight 3.72 g