Watch List notes:

FRANKISH GREECE AND THE ARCHIPELAGO:ACHAIA. UNCERTAIN 14th AND 15th CENTURY AEGEAN AREA ISSUES. Ducat in imitation of a Venetian issue of Andrea Dandolo. St. Mark hands the ducal banner to the doge, ANDK DANDVIO / S M VENTI / DVX Rv. Chr.ist in mandorla, SIT. T XPE DAT. Q TV - KEGIS IST.E DVCAT 3.48 g. Schlumb. Tf. XII, 34, Ives XII, 1, Lunardi CS6.
Very fine

Bought from Münzen und Medaillen AG Basel, Liste 377, April 1976, Nr. 81.