Hublot Big Bang Big Bang Alarm Repeater Titanium

Reference 403.NM.0123.RX

About this watch

The Hublot Big Bang Alarm Repeater Titanium (Model: 403.NM.0123.RX) is a masterpiece of luxury watchmaking. This limited edition timepiece, produced in only 250 units, showcases the brand's commitment to quality and craftsmanship. At its heart lies the Hublot caliber HUB5003, a hand-wound movement that boasts a 72-hour power reserve and a frequency of 28,800 vibrations per hour. The watch features a stunning combination of titanium and ceramic, providing both durability and a sleek, modern aesthetic. With a diameter of 45 mm, it makes a bold statement on the wrist, while its lightweight titanium ensures comfort even for larger watches. Protected by a scratch-resistant sapphire crystal, this timepiece is not only visually striking but also built to withstand daily wear. The Big Bang Alarm Repeater Titanium offers an array of functions, including hours, minutes, and small seconds, as well as an adjustable 24-hour hand and date display. Its standout feature, however, is its alarm function, which produces a distinct sound when activated. This watch is more than just a timepiece; it's a statement that embodies the essence of luxury watchmaking.
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Key Features

  • Hand-wound movement (HUB5003)
  • 72-hour power reserve
  • 28,800 vibrations per hour
  • Titanium and ceramic construction
  • 45mm diameter
  • Sapphire crystal protection
  • Adjustable 24-hour hand and date display
  • Alarm function with steel hammer strike

Specifications

Brand
Hublot
Family
Big Bang
Model
Big Bang Alarm Repeater Titanium
Reference
403.NM.0123.RX
Movement
hub5003
Movement Features
  • Hours, Minutes, Small Seconds, Additional 24 Hour Hand (adjustable), Day / Night Indication
  • Date
  • Alarm
Case
45mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
100

Current Listings

🔥 [WTS] Hublot Big Bang Unico Black & White – Japan Limited Edition Chronograph                 Ref. 411.CI.2010.LR.JPN16 🔥
Box & Papers | Card Dated 2016 | Rare White Skeleton Dial | 2 OEM Hublot Straps

🔥 Hublot Big Bang Unico Black & White – Japan Limited Edition Chronograph Ref. 411.CI.2010.LR.JPN16 🔥 Box & Papers | Card Dated 2016 | Rare White Skeleton Dial | 2 OEM Hublot Straps

Hublot - 411.CI.2010.LR.JPN16 · $10,749
This is a ultra-rare Japan-only edition of the Hublot Big Bang Unico Chronograph featuring a white skeleton dial. Only a limited number were made for the Japanese market, making this a standout in any Hublot collection.

  • Condition: Excellent condition with minor to no wear marks
  • Case diameter: 45mm
  • Straps included: 2
Posted at
Jun 16, 2025, 5:20 PM
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[WTS] Hublot Big Bang Intergrated Titanium Skeletonized

Hublot Big Bang Intergrated Titanium Skeletonized

This model was a completely sold-out special edition with an original MSRP of $23,000. Amazing wrist presence with a combination of brushed and polished titanium finishes.

  • Original msrp: $23,000
  • Includes: watch, original boxes and Hublot E-Warranty
Posted at
Jun 15, 2025, 7:22 PM
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Hublot Big Bang Aeroban Black Magic Chronograph Skeleton Dial 311.CI.1170.GR

Hublot Big Bang Aeroban Black Magic Chronograph Skeleton Dial 311.CI.1170.GR

Hublot - 311.CI.1170.GR · $8,190.008
The Hublot Big Bang Aeroban Chronograph features a black skeleton dial and is powered by a mechanical automatic movement.

  • Condition: 95%
  • Case material: Ceramic
  • Movement type: Mechanical Automatic
  • Diameter: 44mm
Posted at
Jun 15, 2025, 5:46 AM
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Hublot Big Bang 18k Gold Aero Bang Skeleton 44mm 310.PT.1180.RX -Full Set, RARE!

Hublot Big Bang 18k Gold Aero Bang Skeleton 44mm 310.PT.1180.RX -Full Set, RARE!

Hublot - 310.PT.1180.RX · $13,298.001
A rare, limited edition Hublot Big Bang Aero Bang Skeleton Chronograph in 18k Rose Gold and Titanium, featuring a skeleton dial with rose gold accents and a tantalum bezel.

  • Condition: Excellent, minor signs of previous enjoyment
  • Case Size: 44.5mm diameter
  • Water Resistance: 100m / 10 ATM
  • Power Reserve: Approx. 42 hours
Posted at
Jun 13, 2025, 6:32 PM
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Hublot Big Bang Chronograph Black Dial 44MM 301.SX.130.RX

Hublot Big Bang Chronograph Black Dial 44MM 301.SX.130.RX

Hublot - 301.SX.130.RX · $5,850
This Hublot Big Bang Chronograph features a black dial and measures 44mm in size.

  • Condition: 95%
  • Case material: Stainless Steel
  • Movement type: Mechanical Automatic
Posted at
Apr 5, 2025, 1:33 PM
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Hublot Big Bang Unico �King Gold� Skeleton Rose Gold Ceramic 411.OX.1180.RX

Hublot Big Bang Unico �King Gold� Skeleton Rose Gold Ceramic 411.OX.1180.RX

The Hublot Big Bang Unico 'King Gold' in Rose Gold features a blend of 18K gold and platinum, with an intricate skeleton dial showcasing the movement inside.

  • Condition: Mint condition
  • Case material: 18K gold and platinum
  • Diameter: 40mm (case diameter)
  • Movement: exhibition caseback shows the movement inside
Posted at
Apr 1, 2025, 7:32 PM
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Hublot Spirit of Big Bang Blue on White Ceramic FULL SET MINT 641.EX.5129.LR

Hublot Spirit of Big Bang Blue on White Ceramic FULL SET MINT 641.EX.5129.LR

Hublot - 641.EX.5129.LR · $27,500
The Hublot Spirit of Big Bang Blue on White Ceramic is a limited edition watch released in 2018 as part of a run of just 100 pieces. It features a grey skeleton dial and blue ring counters, with a vibrant blue ceramic case that embodies the brand's 'Art of Fusion' philosophy.

  • Condition: Mint condition, little to no signs of wear
  • Case material: Microblasted blue ceramic
  • Diameter: not specified
  • Strap material: White rubber
Posted at
Apr 1, 2025, 7:16 PM
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Hublot Spirit of Big Bang Blue Chrono 42mm � BOX & PAPERS � 641.NX.7170.LR

Hublot Spirit of Big Bang Blue Chrono 42mm � BOX & PAPERS � 641.NX.7170.LR

Hublot - 641.NX.7170.LR · $15,250
This Hublot Spirit of Big Bang Blue Chrono 42mm is a unique and bold timepiece that stands out with its tonneau shape, titanium case, and blue accents. It features a 42-millimeter diameter case, 50-hour power reserve, and comes with both HHB blue leather and HB white rubber straps.

  • Condition: Excellent with little visible wear
  • Case material: Titanium
  • Case diameter: 42mm
  • Power reserve: 50 hours
Posted at
Mar 27, 2025, 2:27 PM
Active
Hublot Big Bang Unico �King Gold� Skeleton Rose Gold Ceramic 411.OX.1180.RX

Hublot Big Bang Unico �King Gold� Skeleton Rose Gold Ceramic 411.OX.1180.RX

The Hublot Big Bang Unico 'King Gold' in Rose Gold features a blend of 18K gold and platinum, showcasing intricate movements through its skeleton dial. The watch presents itself in mint condition, with a brushed bezel and black rubber strap.

  • Condition: Mint condition with little to no signs of wear
  • Case material: 18K gold and platinum
  • Diameter: 46mm
  • Water resistance: unknown
Posted at
Mar 25, 2025, 7:49 PM
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