There are two possible explanations for this:
If the former, patience is key - this site covers thousands of entities, and all must have a manually created description written.
If the latter, try renaming the property - 'Domitian as Caesar' has no description, but 'Domitian' does.
Reverse: Large M, ANNO at left, cross at top, B below, XVI at right, ΘEC in exergue
Die Orientation: 7 H
Weight: 3.42 g
Byzantine Empire
Heraclius regnal year 16 = 624-625 AD
Second officina in Thessalonica mint
Reverse: Cross potent within wreath
Die Orientation: 0 H
Weight: 0.6 g
Reverse: dEUS AdIUtA ROmANIS, Cross-potent on globe above three steps (no field marks)
Die Orientation: -
Weight: 6.4 g
Reverse: Cross within raised border or wreath
Die Orientation: 0 H
Weight: 0.3 g
Reverse: VICTORIA AVÇЧ І Cross potent/ CONOB
Die Orientation: -
Weight: 1.45 g
Reverse: Cross potent within wreath
Die Orientation: 6 H
Weight: 0.4 g