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Hublot Big Bang Unico King Gold Ceramic 44mm 421.OM.1180.RX - BRAND NEW

Hublot Big Bang Unico King Gold Ceramic 44mm 421.OM.1180.RX - BRAND NEW Hublot Big Bang Unico King Gold Ceramic…

Reference 421.OM.1180.RX

Full watch configuration

Hublot Big Bang Unico King Gold Ceramic 44mm 421.OM.1180.RX - BRAND NEW

$34,299.00
Requested condition
Brand New
Requested accessories
Full Set

By Hublot

Sourced to order. We confirm the watch, condition and final price before purchase. Reference images shown.

Eligible watches: 90-day returns for store credit only. Brand-new watches and other exclusions are final sale. Return terms.

Hublot Big Bang Unico King Gold Ceramic 44mm 421.OM.1180.RX - BRAND NEW

Hublot Big Bang Unico King Gold Ceramic 44mm 421.OM.1180.RX - BRAND NEW

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Hublot Big Bang Unico King Gold Ceramic 44mm 421.OM.1180.RX - BRAND NEW

Catalogue watch price: $34,299.00 USD

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The Hublot Big Bang Unico 421.OM.1180.RX is a brand-new 44mm luxury chronograph crafted in a striking combination of King Gold and ceramic, featuring a bold black dial with index and Arabic numeral hour markers, a ceramic bezel, and a comfortable rubber strap. This reference represents Hublot's signature fusion philosophy, pairing noble precious metal with high-tech ceramic for a watch that commands attention on any wrist.

The 421.OM.1180.RX stands out for its architectural case construction, contrasting materials, and the unmistakable Big Bang silhouette that has defined avant-garde watchmaking for two decades. Available brand new with box and papers at Bizak and Co., this is an exceptional opportunity to acquire one of Hublot's most celebrated references — contact us today or buy online at bizakandco.com.

Compare it across every Big Bang Unico reference we carry, or browse the full Hublot collection at Bizak & Co.

Buy this Big Bang Unico, trade in your current watch, or sell us yours. Contact Bizak & Co. to make an offer or request a fair-market valuation.

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The Hublot Big Bang Unico 421.OM.1180.RX is among the most visually arresting references in the modern luxury watch landscape. Introduced as part of the Big Bang Unico family, this 44mm timepiece encapsulates Hublot's core philosophy of fusion — the deliberate, considered marriage of contrasting materials, traditions, and aesthetics into a single cohesive object. King Gold, Hublot's proprietary 18-karat rose gold alloy developed in-house for enhanced scratch resistance and a deeper, richer hue than standard rose gold, is paired with high-tech black ceramic to produce a case that is simultaneously warm and edgy, precious and technical.

The Big Bang line itself traces its origins to 2005, when Jean-Claude Biver relaunched Hublot with a watch that polarized the industry and captivated collectors. The Big Bang was unlike anything on the market: porthole-inspired, heavily bolted, and built from unconventional material combinations. The Unico variant elevated the proposition further by housing an in-house movement and refining the case architecture, cementing the line's status as a genuine manufacture piece rather than an assembled product.

This reference features a black dial appointed with both index markers and Arabic numerals — a layout that delivers excellent legibility while preserving the dial's bold, layered visual character. The ceramic bezel reinforces the technical aesthetic, offering outstanding hardness and color stability, while the rubber strap ensures a secure, comfortable fit suited to a broad range of wrist sizes. Every detail reflects Hublot's commitment to wearability without compromise on presence.

Powered by an automatic movement, the Big Bang Unico 421.OM.1180.RX delivers the reliability and finishing quality expected of a modern Swiss manufacture caliber. The open-worked or skeletonized construction typical of the Unico family allows a view into the movement's architecture, rewarding the wearer with an additional layer of visual complexity beyond the dial surface. This is a watch that rewards close inspection as much as it rewards a glance across the room.

At 44mm, this reference occupies the sweet spot of the Big Bang Unico range — large enough to project serious presence and to showcase the dial's graphic design elements, yet wearable for a wide range of wrist sizes thanks to the ergonomic case shaping and lightweight rubber strap. The combination of King Gold's warmth and ceramic's cool technical character means it transitions naturally from a business setting to a more casual or sporting environment.

Bizak and Co. is pleased to offer the 421.OM.1180.RX in brand-new condition, complete with full box and papers, ensuring your purchase is fully protected and traceable. Buying from Bizak means working with an experienced, transparent dealer who sources only authentic timepieces and stands behind every sale. Visit bizakandco.com to purchase this reference online or reach out directly to our team — we are ready to assist you in securing this exceptional Hublot Big Bang Unico at the best price.

Technical Details
Reference
421.OM.1180.RX
Model
Big Bang Unico
Movement
Automatic
Case material
Ceramic
Bracelet material
Rubber
Dial
Black with index and Arabic numerals
Case size
44mm
Requested condition
Brand New
Requested accessories
Full Set
FAQ

1. What makes the Hublot Big Bang Unico 421.OM.1180.RX special?
The 421.OM.1180.RX combines Hublot's proprietary King Gold — an 18-karat rose gold alloy engineered for superior scratch resistance and depth of color — with high-tech black ceramic, creating a case that is both precious and technically advanced. Paired with a black index and Arabic dial and automatic movement, it exemplifies Hublot's fusion philosophy in one of the brand's most iconic silhouettes.

2. What movement powers the Hublot Big Bang Unico 421.OM.1180.RX?
This reference is powered by an automatic movement, consistent with the in-house manufacture caliber used across the Big Bang Unico family. The Unico movement is developed and produced by Hublot, reflecting the brand's investment in vertical integration and manufacture-level watchmaking.

3. What is the case size of the Hublot Big Bang Unico 421.OM.1180.RX?
The 421.OM.1180.RX features a 44mm case, the flagship dimension within the Big Bang Unico range. This size delivers strong wrist presence and showcases the dial's bold design, while the rubber strap and ergonomic shaping keep it comfortable for extended wear.

4. Is the Hublot Big Bang Unico 421.OM.1180.RX suitable for everyday wear?
Yes — the combination of a durable ceramic bezel, resilient King Gold case alloy, and a flexible rubber strap makes this reference well suited to daily wear. Its robust construction and water-resistant design mean it can accompany an active lifestyle without sacrificing luxury or style.

5. What are the dial and case materials of the 421.OM.1180.RX?
The dial is black, featuring both index and Arabic numeral hour markers for bold legibility. The case is constructed from King Gold — Hublot's proprietary scratch-resistant 18-karat rose gold — combined with black ceramic, while the bezel is ceramic and the bracelet is rubber.

6. Is the Hublot Big Bang Unico 421.OM.1180.RX a good buy, and how can I purchase it from Bizak and Co.?
As a brand-new example of one of Hublot's most celebrated references, complete with box and papers, the 421.OM.1180.RX represents a compelling acquisition at any stage of a collection. You can buy this watch online at bizakandco.com or contact the Bizak team directly to discuss pricing, availability, and shipping — we are committed to delivering the best price and a fully authenticated purchase experience.

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Our five-year Bizak & Co. warranty covers manufacturing defects affecting mechanical operation under normal use, starting on delivery. It is separate from any remaining manufacturer warranty.

Exclusions include accidental damage, misuse, water damage, cosmetic damage, normal wear, loss and theft. Coverage and service availability for vintage or modified watches are confirmed in writing before purchase.

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90-Day Returns for Store Credit

Eligible watches may be returned within 90 days for store credit. Brand-new watches and other exclusions are final sale.

Read eligibility, condition requirements, and exclusions.

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U.S. overnight shipping is $100; international shipping is $500. Dispatch takes 2–3 business days after your wire clears. International transit times vary. Shipping details.

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