HOW TO IDENTIFY DIFFERENT WATCH CASE BACK DESIGNS AND ENGRAVINGS NO FURTHER A MYSTERY

Properly carried out. Regardless of the modest 40mm diameter, the Mark XX wears instead very long. The lugs extend relatively far, along with the straps are padded and stitched in a very rigid manner, making them stick out and visually lengthen the lug-to-lug footprint with the watch just a bit. It is possible to expect the IWC Pilot’s Watch Mark