Watch List notes:

SALGHURIDS: Abu Bakr, 1231-1260, lead fals (13.37g), [al-Bahrayn], ND, A-C1928, Salghurid tamgha // atabeg abu bakr, nice example with ruler's name quite clear., Fine, RRR. Found only on the island of al-bahrayn. See Nicholas Lowick, "Trade patterns on the persian gulf in the light of recent coin evidence", Near Eastern Numismatics, Beirut 1974. This is the heaviest reported example.

Estimate: 200-250 USD