Limited edition of 250 pieces.

Polished blue sapphire crystal case.
Polished blue sapphire crystal bezel, secured by 6 "H" style titanium screws.
Case center (edge) lateral transparent composite resin inserts.
Titanium crown with titanium rubber grip.
Titanium round shaped chrono buttons.
Transparent resin dial.
Applied transparent "Applique" style Arabic numeral and index hour markers with blue luminous fill.
Raised/tapered transparent inner bezel flange on the perimeter of the dial with fine printed minute/seconds track and 5 seconds increments in Arabic numerals.
Transparent minute and hour hands with blue luminous filled top and skeletonized bottoms.
Chronograph / stopwatch functions:
Column wheel chronograph.
Features a "Flyback" function, which allows instant restarting of the chronograph with a single push of the button instead of the need to stop, reset and then restart the stop-watch.
Large central seconds counter.
60 minute counter sub-dial located at the 3 o'clock position.
Date window located between the 4 and 5 o'clock positions.
Small continuous running seconds hand sub-dial located at the 9 o'clock position.
Straps are easily interchangeable via a unique quick-release push-button system developed by Hublot.
The buttons are located on the top and bottom central lugs (this watch is delivered with a single strap only).
Hublot in-house manufacture caliber Unico HUB 1242.
Microblasted anthracite ruthenium plated mainplate and bridges.
Tungsten rotor with microblasted, anthracite and ruthenium treated finishes.
Beats at 28,800 vph.
Composed out of 330 components.
Contains 38 jewels.
And has an approximate power reserve of 72 hours.