Watch List notes:

BYZANTINE, Commercial Weights. 6th-7th centuries AD. Æ Ounce Commercial Weight (20x20mm, 25.16 g). • A • (OY) • with lines above and below; all on a quadrate weight with beveled edges / Blank. Cf. Bendall, Weights, 77 (for type); cf. Geneva 263 (same). VF, green and red surfaces.