Rare factor: Ultra Rare Persol Ratti model worn by the likes of Steve Mcqueen (Thomas crown affair) and Bruce Lee. Reproduced in the 80s (with signature persol arrows) this model is a true classic and the original that you are looking at (without arrows and extra meflecto slits on the temples) is very hard to find. 
How it fits: Large aviator

Frame: Dark Brown acetate frame
Lenses: Persol Ratti crystal lenses
Why you should have them:  Quality at its best, these are one of the most rare pieces of Persol eyewear one can have

Era and Origin: 1970s ITALY