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Hublot Big Bang 20th Anniversary All Black 431.CI.1340.RX. Introducing the Big Bang 20th anniversary All Black watch, a striking limited-edition timepiece that celebrates two decades of Hublot's pioneering design. Only 500 pieces of this vibrant model are available, each crafted with a polished black ceramic case that vividly embodies Hublot's commitment to innovation and style. The watch features a 43mm diameter, housed within a water-resistant structure up to 100 meters. Its standout black ceramic bezel is intricately designed with a structured pattern on the side, complemented by six H-shaped titanium screws that enhance its modern aesthetic. Beneath the microblasted black ceramic and anti-reflective sapphire crystal case-back, lies the heart of the watch-the MHUB1280.20YEARS movement. This advanced UNICO manufacture self-winding chronograph flyback movement is equipped with a column wheel, black-plated main plate and bridges, and a date display positioned at 4:30. The oscillating weight is crafted from 22K King Gold, engraved with 20 Years Hublot Big Bang, highlighting the anniversary celebration. This precise mechanism operates at a frequency of 4 Hz (28,800 A/h) and boasts a power reserve of approximately 72 hours. With 354 components and 43 jewels, it ensures reliable and accurate timekeeping. Completing the All Black sleek look is a black structured rubber strap with a black ceramic and black-plated titanium deployant buckle clasp, ensuring both comfort and security.
Watch BrandHublot
RangeBig Bang Unico
Watch Reference431.CI.1340.RX
Case Size43mm
Case MaterialCeramic
MovementSelf-Winding Chronograph
ComplicationsFlyback
Chronograph2 Dial Chronograph
Date FunctionYes
Dial ColourBlack
Strap MaterialRubber
Strap ColourBlack
Water Depth10 Atm / 100 Metres
Don’t know the finger size? Don’t worry, we offer a complimentary finger sizing service.
We stock a wide range of finger sizes and advise that M is the most popular for women and T for men.
If your choice doesn’t fit we can adjust any of our classic styles and we offer the first sizing free of charge. If we can't size the ring, we will offer an exchange for the correct size.
How do I find my ring size? If you need help finding your ring size, use the our guides below or simply pop into one of our boutiques and we’ll size your finger for you.
Downloadable Ring Sizer If you already have a ring in your required size, download and print our Printable Ring Sizer. For best results, your ring should have a similar band and style as the ring you wish to order.
Complimentary Multi-sizer Ring Gauge If you don’t have a ring in your size, simply fill in your details below and we will post you out a free re-useable Multisizer Ring Gauge. Slip it onto your ring finger, tighten the strap and read your finger size on the gauge.