Watch List notes:

Buwayhid, Mu'izz al-dawla Ahmad b. Buwayh (328-356h), Dinar, Madinat al-Salam 345h, citing Rukn al-dawla as overlord, 4.41g (Treadwell Ms345G; W 1579). Minor weakness, good very fine and scarce.

ex Spink Taisei Zürich Auction 34, 19 June 1990, lot 367