Watch List notes:

United Arab Emirates, Sharjah, silver proof set, AH1389 / 1970, 10-Riyals, 5-Riyals, 2-Riyals, Riyal, in original case of issue (KM PS3, containing KM 2-5), proof uncirculated (4).
2500 sets issued.
Estimate: £150 - £200