Watch List notes:

Yemen, Mutawakkilite Kingdom. Al-Mutawakkil Yahya bin Muhammad AR 1 Imadi Riyal. Presentation coinage. Sana'a mint, dated AH 1344 =1926/7. Legend in concentric crescents, accession date near top, five-petalled rosette between branches below / Kalima in central circle, legend in two curvate panels around, with branches flanking the top panel. KM Y-7.

NGC Graded MS 66; scintillating silvery lustre over bright blast white fields, a wonderful example of this world crown.