The Poor Compass of Urvasi Museum is a 1471 years old piece made by Urvasi Museum, a engineer living in Ulaanbaatar.
Considering its age and the quality of the work, people consider it of some value.
It is engraved with asian patterns and some symbols pertaining to Jainism.
This piece doesn't exist, but as a legend. It is said that in the year 540, Urvasi Museum, the owner, made use of it in Ulaanbaatar to empower the Museum family. Now it is lost, or broken, we will never know.