Watch List notes:

Galerius. AD 305-311. AR Argenteus (20mm, 3.32 g, 12h). Serdica mint, 5th officina. Struck AD 305-306. Laureate head right / Three-turreted city gate; no doors; • SM • SDЄ •. RIC VI 11b; Gautier, Argent 57; RSC 228†a. Lustrous, tiny die break on reverse. Choice EF. Rare issue as Augustus.

From the Conti Collection. Ex Gemini 14 (18 April 2018), lot 622.