Do you know how to tell a fake breitling bentley

You can Bring your breitling bentley  to a jeweler that repairsyour  Breitlings. They can remove the back and tell you if it is real.then  They may charge you for their time right.
If this breitling bentley is real I would sell it as is and let the buyer can  repair it.this methods Make sure you indicate all the problems of your breitling bentley.