Watch List notes:

Heraclius. 610-641. AV Solidus (20mm, 4.41 g, 7h). Constantinople mint, 5th officina. Struck 610-613. Helmeted and cuirassed facing bust, holding cross / Cross potent set on two steps; Є//CONOB. DOC 2a; MIB 3; SB 730. Lustrous, brushed. Choice EF. Well struck.

From the MacKay Collection of Byzantine Gold and Silver, purchased from Numismatica Ars Classica, December 2014.