The Famous Spoon of Mert Ishtar-ibbier is a 317 years old piece made by Mert Ishtar-ibbier, a cook living in Teheran.
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 Shia Islam.
This piece doesn't exist, but as a legend. It is said that in the year 1691, Mert Ishtar-ibbier, the owner, made use of it in Teheran to empower the Ishtar-ibbier family. Now it is lost, or broken, we will never know.