Byzantine Weights, Circa 5th-6th century. Weight of 1 Nomisma (Bronze, 14x18 mm, 3.38 g), a circular coin weight for a nomisma or solidus made from a follis of Constantine I from Alexandria from 309-310. FL VAL CO[NSTANTINVS FIL AVG] Laureate head of Constantine I to right. Rev. GENIO POPVLI ROMANI / K - [A / P // [ALE] Genius, nude but for chlamys over his left shoulder, standing front, head to left, holding patera, from which liquor flows, in his right hand and cornucopiae in his left. RIC 99b. Good fine.

Weights of 1 nomisma of less than 4 g are surprisingly common, see MAH 420 ff