The crown gasket has been replaced. Number 3 car has been replaced.The case is also finished and very beautiful. Case diameter: 36mm Arm circumference: 19.5cm Movement: Automatic high beat. As this is an antique product, we cannot guarantee that it will have the same waterproof performance as when it was new. Please understand that this is an old watch before purchasing without any complaints. Since this is an old item, please refrain from purchasing if you are sensitive to details.