Watch List notes:

CRUSADER IMITATIONS OF ARABIC COINS. KINGDOM OF JERUSALEM. Imitations of Damascus Dirhams with Crosses and Archangel Michael for Muhammad. Half dirham 643 H., ("Dimashq"), in square: al-malik / as-sâlih, in marginal segments . - . - thalatha wa ar - ., rev. in square: al-imâm / al-mustansir, only the marginal segment at bottom visible: mikhâ + îl. Balog/Yvon -; Bates p. 402 type 2. XXX g. Extremely rare, missing in most public collections. Fortunately struck off centre, thus showing the important parts.
Very fine

Bought from Münzen und Medaillen AG, Basel, in September 1974.