But simply signs of a well used and well loved pen. Further guarantees of its authenticity include the serial number on the clip (see photographs) and the term'pix' which Montblanc introduced to deter fakes. This is a truly wonderful pen and will last many lifetimes. This item is in the category "Collectables\Pens & Writing Equipment\Pens\Fountain Pens\Montblanc".The seller is "salstar2362" and is located in this country: GB. This item can be shipped worldwide.