Constantine II - Augustus 337-340 AD - BEAT TRANQLITAS - London mint
CONSTANTINVS IVN N C
Helmeted bust left
BEAT TRANQLITAS
Altar reading VOT IS XX with glove atop, three stars over the globe.
Weight: 1.95 gr
Diameter: 19.2 mm
Constantine II was Roman emperor from 337 to 340. Son of Constantine the Great and co-emperor alongside his brothers, his attempt to exert his perceived rights of primogeniture led to his death in a failed invasion of Italy in 340.