Abbasids, time of al-Mutawakkil PB Seal. No Mint, unclear date AH 241(?). Inscribed in the center "Ahmad bin Muhammad"; legend around / Inscribed in the center " arba'ata wa 'ashrûn " ([weight of] 4 and 20 for masculine nouns); legend with AH date around. Cf. For a similar seal but ascribed to al Muqtadir reign, Venetia Porter (2011), British Museum, Cat. 25. 3.84g, 18mm, 11h.
Condition as seen. Rare.
From a private European collection.