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

Hublot - 451.NM.1170.NM · $13,000

The Hublot Big Bang Integral 42mm is a striking fusion of titanium and black ceramic, showcasing a skeleton dial powered by the HUB1280 UNICO movement with flyback chronograph, 72-hour reserve and bold architectural design.

Condition: Mint
Year: 2022
Contents: Box, E-warranty, serial hang tag

Posted at

Jun 24, 2025, 11:59 AM

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Hublot Big Bang Unicorn White Ceramic 44mm with add'l rubber bracelet

Hublot - 411.HX.1170.HX · $11,999

A bold and rare Hublot Big Bang Unico watch with a striking white ceramic case and skeletonized dial, featuring an in-house automatic chronograph movement.

Condition: Excellent Condition
Case size: 45mm
Movement: HUB1242 UNICO
Dial type: Skeletonized

Posted at

Jun 22, 2025, 11:50 PM

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Hublot Big Bang Unico 42 Titanium 441.NX.1171.RX.1104 Factory Diamonds B&P w/ extra strap & travel pouch

Hublot - 441.NX.1171.RX.1104 · $12,450.001

The Hublot Big Bang Unico 42 Titanium features a skeleton dial, diamond bezel, and 72hr power reserve. It includes original boxes, e-warranty, travel pouch, and extra strap.

Condition: Good pre-owned condition
Case size: 42mm diameter
Water resistance: not specified
Movement: HUB1280

Posted at

Jun 18, 2025, 5:46 PM

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View listing on WatchUseek