Hi Chua, it's a flyback chrono developed in conjunction with Facundo Pieres who is one of the world's best polo players and he is also a Hublot ambassador

. With this grille design there will be no problem if the ball hits the watch
Below are the specs.......
References 317.NM.1137.VR (titanium version)
Limited edition of 500 pieces numbered from 01/500 to 500/500
317.NX.2136.VR.1104 (titanium version with diamond-set grille)
Case Big Bang - Diameter 44.5 mm in vertical satin-finished titanium
Bezel Satin-finished black ceramic with vertical satin-finished titanium grille
6 titanium H-shaped countersunk, polished & locked screws
Crystal Sapphire with interior/exterior anti-reflective treatment
Bezel Lugs Black composite resin
Lateral inserts Black composite resin
Case-back Solid titanium with special Chukker Bang engraving
Crown Steel with black rubber insert
Push-pieces Satin-finished steel, rectangular with black rubber inserts
Water resistance 10 ATM or approximately 100 metres
Dial Matt black with black satin-finished indexes and white SuperLuminova™
Hands Black nickel, satin-finished with white SuperLuminova™
Red chronograph hand with H counterweight
Red minute counter hand
Movement HUB1141 – Polo Flyback automatic chronograph movement (7 min 30)
Components 280
Ruby 59
Bridges Satin-finished polished and bevelled
Screw Black PVD titanium
Calendar Rectangular window at 6 o'clock
Oscillating weight Tungsten with black PVD treated dimpled surface
Main plate Micro-blasted, rhodium-plated
Barrel Reinforced spring
Escapement Glucydur hairspring
Power reserve Approximately 42 hours
Frequency 4 HZ/ 28,600 vib/h
Strap Adjustable black rubber and beige calfskin with ecru stitching
Clasp Big Bang satin-finished polished steel deployant buckle, titanium screws
Zach T
Forum Moderator
Edited 2 time(s). Last edit at 02/16/2012 09:26PM by watchculture.