(x) Sultanate of Muscat and Oman, colour trial 5 rials saidi, ND (1970), serial number A/1 000000, red on blue and multicolour underprint, arms at right, value at centre and top left and right, reverse red, Nizwa Fort at centre,(Pick 5ct, TBB B105t), in PCGS holder 65 PPQ Gem New, rare.
Estimate: £600 - £800