Watch List notes:

MUSCAT & OMAN: Sa'ud b. Taimur, 1932-1970, 6-coin proof set, AH1390 (1970), KM-PS3, includes 100, 50, 25, 10, 5, and 2 baisa, in original Birtish Royal Mint red box of issue with COA, set of 6 coins.

Estimate: 100-150 USD