Watch List notes:

LESBOS, Mytilene. Circa 454-428/7 BC. EL Hekte – Sixth Stater (10mm, 2.53 g, 11h). Head of Athena right, wearing Chalkidian helmet / Two confronted female heads, their faces overlapping, within incuse square. Bodenstedt Em. 55 var. (Corinthian helmet); HGC 6, 981 var. (same); CNG 105, lot 269 (same dies); NAC 78, lot 1471 (same dies); cf. Gemini IX, lot 111 (same obv. die, different rev. type). VF, struck on a slightly compact flan. The third known. Extremely rare.