Watch List notes:

ABBASID: al-Amin, 809-813, square lead seal (19.75g), AH193, in the center is the date in words, sanat thalath wa tis'in wa mi'a, around is a lengthy text that has only been partially interpreted as ... amara (....) umm / muhammad bint amir al-mu'- / -minin (....) al-amin / amir al-mu'minin, VF, RR. "Umm Muhammad" means "mother of Muhammad", perhaps refering to Zubayda, who was the mother of the caliph al-Amin Muhammad.

Estimate: 200-250 USD