The Famous Lute of Karima Bakeroff is a 4291 years old piece made by Karima Bakeroff, a musician living in Ur.
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 -2280, Karima Bakeroff, the owner, made use of it in Ur to empower the Bakeroff family. Now it is lost, or broken, we will never know.