The Mongolian hat from the Yuan Dynasty is a very precious piece of art.

It is made of gold and black materials, with a red gemstone on top.

The gemstone is a beautiful ruby with a bright color that catches the eye immediately.

The design of the hat is very unique, resembling a conical shape with a pointed top.

The hat is exquisitely crafted, representing the culture and history of the Mongols.

Its history can be traced back to the Yuan Dynasty, where it was an important part of the Mongolian attire.

The design of the hat is a representation of the Mongolian culture and history.