Watch List notes:

(x) Saudi Arabian Monetary Agency, specimen 50 riyals, ND (1976), zero serial numbers, green, purple and brown, King Faisal at right, interior of the Prophet's Mosque at centre, value at each corner, signatures of al-Qurashi and Al-Khail, reverse arms and colonade(Pick 19s, TBB B118bs), red SPECIMEN overprint and De La Rue ovals, in PCGS holder 64 VERTY CHOICE NEW, slight mounting traces, rare.

Estimate: £2,000 - £2,500