What is that caught between the bezel highly raised markers at 4 and 5? You are framed 
That piece and the likes are hairs and threads catchers, as applied indexes to the bezel always cause that problem.
I think it is strange to produce a diving watch with so highly standing raised indexes, because those who dive may be caught and or pulled by something that gets on the way. Also it will quickly wear those shirtsleeves.
But it looks good and I am sure that some of us will spend one deep and lengthy summer time