Watch List notes:

World Medals, Italy, The young Alexander the Great, uniface oval cast Bronze Portrait Medallion, once gilt, Paduan School, "After the Antique", draped and laureate bust right, 37 x 39mm (Scaglia 1.26, p 18; Kress 266 [round], 16th century. Pierced at compass points, the gilding (on obverse only) patchy, slight verdigris in hair, about very fine.
The subject appears in several published catalogues with various attributions as to who the subject might be. The piercings would seem to indicate that probably it was used as a hat-badge. (120 - 150 GBP)