No obvious restoration as far as i can tell with the Naked eye.

But Bare in mind I can't guarantee any as i do not have the High tech Equipment those top graders use to detect any.

But if i had some Doubt This would be Mentioned 

Please use your Cursor and scroll over all images To get a bigger Magnified image of them,

This is better than the naked eye for spotting something, Also You may spot something that i have missed

From my Description

Take this into consideration to the grade and condition.

Grading is subjective and can be personal

Please study all images and use your  scroll over with Cursor to Magnify them to get a bigger ,Better View of the Condition/Grade ,Also i may have missed something out in my Description ,That you may spot ,take this into Consideration to the Condition and grade 

Please note all images that you see form part of the description and contributes to the condition/Description

so study them carefully before buying