Watch List notes:

Central Bank of Oman, specimen 1/2 Rial, ND (1977), serial number A/1 000000, green on multicolour, arms at right, reverse scenery of Sumali Fort at centre, diagonal red overprint SPECIMEN in Arabic at obverse and English at reverse,, (Pick 16s, TBB B204as), in PMG holder 66 EPQ Choice Uncirculated, control number '369' printed in black ink at reverse upper left.

Estimate: £400 - £600