Hublot Spirit of Big Bang Tourbillon Carbon White Watch - 42 mm - Sapphire Dial - Black and White Rubber Strap Limited Edition of 100 - 645.QW.2012.RW42 mm carbon fiber with white micro glass fibers case, carbon fiber bezel with white micro glass fibers, sapphire crystal with anti reflective treatment, sapphire dial, HUB6020 manufacture manual winding power reserve skeleton tourbillon movement, approximately 115 hours of power reserve, black and white structured lined rubber strap, black ceramic and black plated titanium deployant buckle. Water resistant to 30m (3 ATM).