Watch List notes:

MUSCAT & OMAN: Sa'id bin Taimur, 1932-1970, AR saidi rial, AH1378, KM-31, Schön- 23, NGC graded MS64. Struck in .833 silver fineness keeping with the fineness of the Maria Theresa thaler trade coins used throughout the Arab world, especially in East Africa, Saudi Arabia, Yemen, and Muscat & Oman.

Estimate: 100-150 USD