Hublot Spirit of Big Bang Titanium Blue Watch - 42 mm - Sapphire Dial - Blue Rubber Strap - 642.NX.7170.RX

42 mm satin-finished and polished titanium case, satin-finished, polished and microblasted titanium bezel with 6 h-shaped titanium screws, sapphire crystal with anti-reflective treatment, sapphire dial, HUB4700 self-winding skeleton chronograph movement, approximately 50 hours of power reserve, blue structured lined rubber strap, titanium deployant buckle. Water resistant to 100m (10 ATM).