Watch List notes:

AYYUBID OF YEMEN: al-Nasir Yusuf b. Ayyub (Saladin), 1180-1193, AV dinar (2.34g), 'Adan, AH583, A-G1088, Saladin never had direct authority in the Yemen, but as suzerain over Tughtekin, his name was placed on the coinage in lieu of Tughtekin himself, EF, RRR. Struck with a reverse die that was cracked in several places.

Estimate: 1,000-1,300 USD