Watch List notes:

OTTOMAN TUNIS
Abdul Aziz (1277-1293ah / 1861-1876ce)

2 riyals 1281ah (1865ce) AR 6.19g Fen 437, KM 161 RR -Fdc

This rather baffling coin raises numerous questions, concisely summarized in the Künker Sale 199, Lot # 360. See also Fenina, pages 239 and 257-258. Ex NGSA 1:636