Watch List notes:

BURJI MAMLUK: Ahmad II, 1421, AR 3/4 dirham (2.10g), Hamah, DM, A-994var, B-697var, Zeno-76895 (this piece), ruler's name clear, al-muzaffar ... ahmad bin shaykh, clear mint name atop reverse, Fine to VF, RR. The silver coins of Ahmad II of Hamah follow the denominations of 3/8 and 3/4 dirhams, whereas al-Qahira (and perhaps other mints as well) issued ½ and ¼ dirhams, with all fractions derived from a theoretical standard of about 2.70g, as introduced by his predecessor Shaykh.

Estimate: 150-200 USD