What is the back cover of universal blue dial?

The design of the back cover of the universal blue dial is the little prince. This design is one of the design features of the special edition of the perpetual calendar chronograph "Little Prince", which is used by pilots from all over the world. There is a secret bottom design on the back, and the image of the little prince holding a sword is engraved on the bottom cover. This design is vivid and attractive. The above information is for reference only, and professionals can be consulted for more accurate information.