The bezel is meent to look like a brake disk/rotor. its made of zirconium and the pice that sticks out is made of ceramic and the H bolts are made of titanium. It gives that race car appeal / look.
HI all new to this forum. I got my first Hublot not too long ago and its the hublot king power F1 zirconium. Well I find my self wearing it way more then I first planed on. Its nice when people ask about it and like it. I did have one time some one asked what kind of invicta it was lol. Crazy part i