Watch List notes:

Yemen, gold 1/2 riyal, al-Nasir Ahmad bin Yahya (Imam Ahmad), AH1371 (1952), NGC MS 66, finest known in NGC census. KM-YG16.1; Fr-9. Brilliantly lustrous in light yellow gold, the fields slightly rough (as made) but all details sharp and lacking any wear or marks, with incuse Arabic 2 punched above the sword handles to denote equivalence to two British sovereigns, the finer of just two in the current NGC census. Pedigreed to the Heritage auction of April 2015 (lot 30721).
($3000-4500)