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Hublot Big Bang Unico GMT 45mm 471.ox.7128.rx

Hublot Big Bang Unico GMT 45mm 471.ox.7128.rx


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Condition New/Unworn
Case Shape Round
Case Dimensions 45mm
Case Thickness 15.85mm
Case Material 18kt Rose Gold
Dial Color Skeleton
Crystal Scratch Resistant Sapphire
Bezel Fixed
Screw-in Crown Yes
Water Resistance
No rating Does not allow contact with water
30m/99ft - 50m/165ft Allows for contact with water such as washing hands and rain
50m/165ft - 100m/330ft Allows for light poolside swimming
100m/330ft - 200m/660ft Allows for swimming, snorkeling and showering (do not expose to hot water)
200m/660ft - 500m/1650ft Allows for impact water sports such as board diving and scuba diving
500m/1650ft + Appropriate for serious deep water diving.

Learn more about Water Resistance.

Case Back Transparent
Band Material Rubber
Color/Finish Blue
Band Notes Black rubber lining
Clasp Push Button Folding Clasp
Movement Automatic
Complications GMT Time Zone
  • 18kt King (rose) gold case, satin/brushed finished with polished beveled corners.
  • 18kt King gold bezel, satin/brushed finished with polished beveled corners & secured by 6 "H" style titanium screws.
  • Blue composite resin lower bezel.
  • 18kt King gold crown with black rubber around the crown for enhanced grip.
  • Sapphire crystal transparent dial. 
  • Applied brushed finished "Applique" style Arabic Numeral & index hour markers with luminous fill.
  • Blue dial flange with minute/seconds track.
  • Bold brushed finished minute & hour hands with luminous filled top & skeletonized bottoms.
  • Blue tipped central seconds hand.
  • GMT Timezone Function:
    • Engraved 12 hour markings on the bezel.
    • Central GMT hand: Skeltonized with luminous filled arrow-head. 
    • Corresponding night/day zone ring in blue & king gold at the dial center.
    • Buttons at 2 & 4 o'clock advance & reverse the time in 1 hour increments.
  • Straps are easily interchangeable via a unique quick-release push-button system developed by Hublot. The buttons are located on the top & bottom central lugs (this watch is delivered with a single strap only).
  • Hublot in-house manufacture Caliber UNICO HUB1251:
    • Microblasted rotor, mainplate & bridges.
    • Beats at 28,800 vph.
    • Composed out of 358 components.
    • Contains 41 Jewels
    • And has an approximate power reserve of 72 hours.

Alternate model # 471ox7128rx

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