Watch List notes:

(x) Central Bank of Oman, specimen 5 rials, ND (1977), serial number A/1 000000, purple and multicoloured, arms at right, reverse, purple, fortress at left centre, (Pick 18as, TBB B2 as), mounting traces on reverse, in PCGS holder number 63 CHOICE NEW, scarce.

Estimate: £400 - £500