Hublot Spirit of Big Bang Titanium Coal Blue 42mm

42 mm satin-finished and polished titanium case with a satin-finished, polished, and microblasted titanium bezel featuring six H-shaped titanium screws, sapphire crystal with anti-reflective treatment, coal blue carbon-effect dial, 100 m water resistance, and HUB4700 self-winding skeleton chronograph movement with an approximate 50-hour power reserve, paired with coal blue structured rubber straps and a titanium deployant buckle clasp.