A customer called me on the phone asking what can be done to his broken IWC IW378601 Black Ceramic Pilot's Watch Double Chronograph case. My first reaction was how “could” it break and would he e-mail me a photo so I can assess the damage. Above is a picture he sent me which led me to research the subject matter.
Click on link to download an article I put together.
Regards,
Jack Freedman