Watch List notes:

EGYPT, Alexandria. Severus Alexander. AD 222-235. BI Tetradrachm (23mm, 12.21 g, 12h). Dated RY 5 (AD 225/6). A KAI MA AVP CЄ V AΛЄ Z[ANΔPO ЄVC], laureate, draped, and curiassed bust right / Diakosyne standing facing, head left, holding cornucopia and scales; LЄ (date) to left. Köln 2428-9; Dattari (Savio) 4293; K&G 62.58; Emmet 3096. VF, toned, faint green deposits.

Ex W.C. Boyd Collection (Baldwin's 42, 26 September 2005), lot 207 (part of), with his original ticket. Purchased from Spink, January 1895.