SAFAVID: Tahmasp I, 1524-1576, AV unit (2.58g), Tabriz, ND, A-2592F, hexafoil // pointed quatrefoil, very rare denomination, of the short-lived issue circa AH935-937, as the type was found in the hoard that terminated with the year 938; mint weak but certain, NGC graded AU58, RRR. Incorrectly called 1/2 mithqal on the slab; actual name of this denomination is unknown.

Estimate: USD 180 - 240