Watch List notes:

QATAR AND DUBAI: 5-coin set, set of 1966 PCGS-graded coins including: 1 dirham MS-65RB, 5 dirhams MS-64RB, 10 dirhams MS-64RB, 25 dirhams MS-65, and 50 dirhams MS-66, KM-1 through 5, a lovely well-matched set, set of 5 coins. On 6 June 1966, India devalued the Gulf rupee against the Indian rupee. Following the devaluation, several of the states still using the Gulf rupee adopted their own currencies. Qatar and most of the other Trucial States adopted the Qatar and Dubai riyal, which was equal to the Gulf rupee prior to its devaluation.

Estimate: 150-250 USD