Watch List notes:

(x) Saudi Arabian Monetary Agency, specimen 5 riyals, 1379 (1968), serial number 21/000000, green on multicolour underprint, Dhahran airport at right, red SPECIMEN overprint, Ali and Abdul Rahman signatures(Pick 12as, TBB B111as), extremely minor mounting traces, in PCGS holder number 64 apparent, very choice uncirculated and rare.

Estimate: £1,200 - £1,800