Watch List notes:

ABBASID: Anonymous, ca. 750-850, glass 1/3 dinar weight (1.40g), A-338U, inscribed bism Allah / mithqal thulth / dinar / waf, "in the name of God, weight of one third dinar, full", pale light green, transparent, small black spot of devitrification on reverse, EF, R. Unpublished in the major catalogs, similar to the half dinar weights published by Fahmy (#309/10).

Estimate: 225-275 GBP