This is a pristine example of an A. Lange & Sohne Langematik Anniversary Platinum Limited Edition. There were only 500 pieces of this limited edition ever made.
Watch is in mint condition as it was worn very carefully. Still on original strap, of which is still in very good condition.
Enamel dial is in perfect condition and is a pristine example of this difficult-to-craft two part dial. Case is in excellent condition, sharp edges, in pristine condition.
Comes with leather display box, folder with instruction manual, guarantee/services manual, and warranty card.
I am a Moderator on this website, so you can be assured that everything is legitimate. I am happy to provide many references upon request. I'm located in California. I'm only too happy to answer any questions about this timepiece, so please reach out to me with all the questions you have.

Watch case, dial, and even strap are in mint condition.

Watch comes with display box, paperwork folder, instruction manual, guarantee/service manual, and guarantee card.