Watch List notes:

(x) Saudi Arabian Monetary Agency, 100 Riyals, ND (1976), serial number 161/742348, blue and blue-green on multicolour, Great Mosque of Mecca at centre, King Abd al-'Aziz Ibn Saud at right, reverse blue, al-Massa wall at the Holy Mosque in Mecca at centre, arms at left, (Pick 20, TBB B119b), in PMG holder, 65 EPQ Gem Uncirculated.

Estimate: £120 - £180