Aretas IV, Nabataean Kingdom. AE14. Petra. 9 BC-AD 40. 1.57 g. 

Laureate head of Aretas IV right.
Uncertain object resembling a bell with fringes. Aramaic legend resembling OTLP ("Hagra") below. 

Meshorer Nabataea 87; Huth 89. 
Very rare.
With permission of cngcoins.com, auction 441, Lot 180, April 2019.