The Poor Crown of Gilat Tetumra is a 1442 years old piece made by Gilat Tetumra, a monarch living in Istanbul / Constantinople / Byzantium.
Considering its age and the quality of the work, people consider it of some value.
It is engraved with central asian patterns and some symbols pertaining to Gnosticism.
This piece doesn't exist, but as a legend. It is said that in the year 771, Aslan Tetumra, the owner, made use of it in Jerusalem to empower the Tetumra family. Now it is lost, or broken, we will never know.