The Unique Lute of Irem Flaque is a 4516 years old piece made by Irem Flaque, a musician living in Nippur.
Considering its age and the quality of the work, people consider it of priceless value.
It is engraved with central asian patterns and some symbols pertaining to Ancient Mesopotamian religion.
This piece doesn't exist, but as a legend. It is said that in the year -2490, Rachel Flaque, the owner, made use of it in Ur to empower the Flaque family. Now it is lost, or broken, we will never know.