Watch List notes:

Theodosius II, 402-450 AD. Gold Solidus (4.49g). Mint of Constantinople, AD 425. Helmeted and cuir. bust three-quarter facing to r., holding spear and shield. Reverse: SALVS REI PVBLICAE, officina mark S. Theodosius II seated facing (on l.) and Valentinian III, a much shorter figure, stg. facing (on r.), both in consular robes, each holding mappa and cruciform sceptre, star in upper central field, mint mark CON OB in ex. S-21143; DOC 375; RIC X, 233-6. Bold strike on a huge flan (22 mm) thus overflow (cud) of metal about the outside borders. Intensely lustrous. NGC graded Choice AU, Strike: 4/5, Surface: 5/5, die shift. Estimated Value $1,500 - UP
Issued in commemoration of Theodosius ' eleventh consulship and Valentinian's first. The diminutive figure of Valentinian is depicted as Caesar and the type was produced to finance the campaign in northeren Italy that removed the usurper Johannes and placed the young cousin of Theodosius on the western throne.