Watch List notes:

EGYPT, Alexandria. Claudius, with Messalina. AD 41-54. AR Tetradrachm (25mm, 12.97 g, 1h). Dated RY 3 (AD 42/3). Laureate head right; L Γ (date) before / ΜΕΣΣΑΛΙ ΝΑ ΚΑΙΣ ΣΕΒΑΣ, Messalina, veiled, standing left, leaning on column, holding two children and grain ears; lituus in left field. Köln 76; Dattari (Savio) 124; K&G 12.23; RPC I 5132; Emmett 74.3. Toned, light porosity. Near VF. Rare, three known to RPC, four at CoinArchives.