Hublot Big Bang Unico Sapphire Blue,blue sapphire — from which Hublot cut the case middle, bezel, and back for this new watch — is the first ever used in the history of watchmaking.More .
The case measures 45 mm in diameter and 15.70 mm thick; its bezel is secured by six H-shaped titanium screws. Blue highlights on the smoked, transparent dial made of composite resin include the applied Arabic numerals, minute markers along the flange, and the hour and minute hands, which are also treated with a blue luminescent treatment.
The skeletonized, self-winding flyback chronograph movement, Hublot's in-house Unico HUB124, is on display beneath this clear dial, with a date display at 3 o'clock, subdials at 3 o'clock and 9 o'clock, and the chronograph's column wheel visible on the dial side. Its frequency is 28,800 vph and its power reserve is 72 hours. The strap is a transparent blue, structured rubber and closes with a titanium deployant clasp. The watch priced at $85,000.
