This Hublot is 51 x 45 mm microblasted black ceramic case, microblasted black ceramic bezel with 6 H-shaped titanium screws, sapphire crystal with anti-reflective treatment, sapphire dial, HUB4700 self-winding movement, approximately 50 hours of power reserve, black structured lined rubber strap, black-plated titanium deployant buckle. Water resistant to 50 meters.