Hublot Big Bang Aero Steel Automatic Chronograph Watch 44mm 311.SM.1170.GR. Featuring a polished & satin finish stainless steel 44mm case with polished black ceramic finished bezel with 6 H-shaped titanium screws. Skeleton mat black dial with satin finished rhodium plated appliques & satin finished rhodium plated hands with white luminescent & a black composite resin bezel lug. Black structured alligator strap with deployment buckle clasp in stainless steel. Sapphire crystal with anti-reflective treatment face. HUB4214 self winding skeleton chronograph movement. Water resistant to 10ATM. Complete with 2 year manufacturers warranty & official Hublot packaging...