I pieced together 2 separate Enicar bracelets a few years ago using the wider ends of one to create that flair toward the endlinks. Disassembling and reassembling a beads of rice bracelet is something of a challenge.
I think he is talking about the inner 24 hr dial not the city bezel. As your wrist moves against the 2:00 crown, the 24 hr GMT dial inside the watch changes.