Abbasid, al-Mu'tasim (218-227h), lead token, value 'twenty-four', obv., in field: arbat | 'ashrin; in margin: ...]sanat ithnayn wa 'ashrin [..., rev., in field: Ahmad | ibn 'Isa; in margin: ...]al-Mu'tasim billah amir al-mu'minin, 7.20g, good very fine and rare (£300-500)