Watch List notes:

EGYPT, Alexandria. Nero. AD 54-68. BI Tetradrachm (24mm, 8.93 g, 12h). Dated RY 10 (AD 63/64). Radiate head of Nero right / [ΠOΠΠAIA] ΣEBAΣTH, draped bust right of Poppaea; L I (date) before. Köln 157-9; Dattari (Savio) 196; K&G 14.78; RPC I 5275; Emmett 128.10. Porous, some copper oxide deposits. VF.