Hublot Spirit Of Big Bang Blue Sapphire Watch - 42 mm - Sapphire Crystal Dial Limited Edition of 27-641.JL.0190.RT42 mm polished blue sapphire crystal case, polished blue sapphire crystal bezel with 6 H shaped black plated titanium screws, sapphire crystal with anti reflective treatment, sapphire crystal dial, HUB4700 self winding skeleton chronograph movement, approximately 50 hours of power reserve, transparent blue structured lined strap, black plated titanium deployant buckle. Water resistant to 50m (5 ATM).

caliber 26-330 S C self-winding movement with sweep seconds hand

caliber 240 HU self-winding movement

caliber 240 LU CL C self-winding movement with date by hand

60-minute and 12-hour monocounter at 6 o’clock

caliber 215 PS FUS 24H manually wound movement with Calatrava Travel Time (dual time zone mechanism indicating local and home time

pale gray shiny alligator strap with square scales

hand-guilloched dial

hand-stitched shiny black alligator strap with with square scales

gold applied hour markers

month in apertures

manually wound caliber CH 29-535 PS movement with column-wheel chronograph

black rubber and alligator strap