Watch List notes:

IONIA, Uncertain. Circa 600-550 BC. EL Hemihekte – Twelfth Stater (7.5mm, 1.19 g). Lydo-Milesian standard. Head of lion left / Incuse square. Weidauer –; Elektron –; Rosen –; Traité –; SNG Kayhan –; SNG von Aulock –. Near EF. Attractive style.

Lion heads are fairly ubiquitous on early electrum. They are typically differentiated by their weight standard, style, and incuse. The style on the present example is relatively unique, and does not appear on any examples in the standard references.