Watch List notes:

Umayyad, temp. ‘Umar /Yazid II (c.720), Dirham, 2.83g, Sijistan, AH101 (Klat 493), about very fine and extremely rare.
With the three coins recorded by Klat and the example sold by Baldwin, (Islamic Coin Auction 19, 25 April 2012, lot 41, £4800) this is believed to be only the fifth example known.
Estimate: £1,000.00 - £2,000.00