Iwc, Pilot Series, model: IW388108, a collaboration model of Mercedes-AMG Petrum F1 team, has a diameter of 41mm. The case is made of grade 5 titanium. The black and gray dial is paired with Tiffany blue hour markers. It features a three-eye chronograph strap with dual calendar design. It is equipped with a self-produced transparent back movement. The sapphire glass edge is engraved with the AMG limited edition logo. It has a quick-insert strap design. The overall effect is unique!