Watch List notes:

ISLAMIC COINS. ABBASID CALIPHATE. temp. Harun al-Rashid, Silver Dirham, San'a' 191h, 1.13g (Lowick 552). Good fine and very rare.
ex Emirates Coin Auction 2, Baldwin's and Arabian Coins & Medals, Dubai, 28/29 March 2000, lot 395

Estimate: £400-500