The Poor Crown of Nirgal Charlottegil is a 1306 years old piece made by Nirgal Charlottegil, a monarch living in Hecatompylos.
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 Ancient Egyptian religion.
This piece doesn't exist, but as a legend. It is said that in the year 1278, Tsukino Charlottegil, the owner, made use of it in Nanjing to empower the Charlottegil family. Now it is lost, or broken, we will never know.