Tissot® Case Tube for Threaded Crown, case number: T640, part number is T358.018 or T358006764

Tissot® Case Tube for Threaded Crown, case number: T640, part number is T358.018 or T358006764

Threaded case tube, friction into the case 2.20 mm, crown side is an inside thread measuring 2.60 mm, total length 4.00 mm. Fits Tissot® case number: T640. Tissot® part number is T358.018 or T358006764

*Perrin Supply Ltd is independent of and not affiliated with or sponsored by Tissot®. Tissot® warranty does not apply to parts supplied byPerrin Supply Ltd. Using generic parts may devalue your watch.