The Historic Compass of Mai Rajshuklam is a 494 years old piece made by Mai Rajshuklam, a engineer living in Mumbai.
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 Bhakti.
This piece doesn't exist, but as a legend. It is said that in the year 1518, Mai Rajshuklam, the owner, made use of it in Mumbai to empower the Rajshuklam family. Now it is lost, or broken, we will never know.