The Semites often bound their bushy locks with a fillet, which varies from a single band (so often, e.g.
One, from a plain band to highly decorated diadems. The Ethiopians of Tirhakah's army (7th cent.) stuck a single feather in the front of their fillet, and a feathered ornament recurs from the old Babylonian goddess with two large feathers on her head to the feathered crown common from Assur-bani-pal's Arabians to Ararat, and is familiar from the later distinctive Persian headdress.'
Tacvia, ribbon, fillet), the term in architecture given to the projecting fillet which crowns the architrave of the Greek Doric order.
The diadem, which was of eastern origin, was a fillet or band of linen or silk, richly embroidered, and was worn tied round the forehead.
8) says that the diadem and crown "have been from 'ancient times confounded, yet the diadem strictly was a very different thing from what a crown now is or was, and it was no other then than only a fillet of silk, linen, or some such thing."