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: Eagle standing left on prow left, with palm branch over shoulder; to left, club surmounted by (TYP) monogram; to right, EΞP (date) above (ΓHP) monogram; AΛEΞANΔPOY BAΣIΛEΩΣ
Die Orientation: -
Weight: 13.1 g
Reverse: Zeus Nikephoros seated to left, holding sceptre; BAΣIΛEΩΣ AΛEΞANΔPOY to right, ΘEOΠATOPOΣ EYEPΓETOY to left, monogram in exergue
Die Orientation: 1 H
Weight: 16.8 g
Ex Roma Numismatics Auction XXI (Day 1); Lot 303. Ex Leu Numismatik Auction 7; Lot 1366 and Auction 2; Lot 155
Reverse: BAΣIΛEΩΣ AΛEΞANΔPOY, eagle with closed wings standing left, palm frond behind; ςΞP in left field, ΣΙΔΩ above aphlaston in right field
Die Orientation: 1 H
Weight: 14.21 g
Ex Roma Numismatics Auction XXI (Day 1); Lot 304. Ex Kleinkunst Collection (Leu Numismatik Auction 6; Lot 276). Ex Dr. Busso Peus Nachfolger Auction 328 (2-4 May 1990); Lot 258.