Rare 1971 Longines Square Tank 17J Cal 523 10k GF Case Mechanical Watch

Gorgeous, elegant, and rare Longines. Runs beautifully, keeping accurate time within 1 minute for 24 hours. New tobacco-colored leather band. I have personally tried it on and tested it. Mineral glass is original to the watch. This watch will be shipped securely and fully insured for its new home.