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Hublot Classic Fusion Chronograph King Gold 45mm 521.OX.1181.RX - BRAND NEW

Hublot Classic Fusion Chronograph King Gold 45mm 521.OX.1181.RX - BRAND NEW Hublot Classic Fusion Chronograph King Gold 45mm…

Reference 521.OX.1181.RX

Full watch configuration

Hublot Classic Fusion Chronograph King Gold 45mm 521.OX.1181.RX - BRAND NEW

$24,799.00
Requested condition
Brand New

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 Classic Fusion Chronograph King Gold 45mm 521.OX.1181.RX - BRAND NEW

Hublot Classic Fusion Chronograph King Gold 45mm 521.OX.1181.RX - BRAND NEW

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Hublot Classic Fusion Chronograph King Gold 45mm 521.OX.1181.RX - BRAND NEW

Catalogue watch price: $24,799.00 USD

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The Hublot Classic Fusion Chronograph 521.OX.1181.RX is a brand-new 45mm luxury sport-chronograph crafted in Hublot's proprietary 18k King Gold, featuring a clean black index dial and a King Gold bezel. Delivered on a black rubber strap, it delivers the refined yet sporty aesthetic that defines the Classic Fusion line.

Reference 521.OX.1181.RX stands out for its seamless fusion of precious King Gold warmth with the casual versatility of a rubber strap — a signature Hublot contrast that has made the Classic Fusion Chronograph one of the most coveted references in the lineup. Contact Bizak & Co. today to purchase this brand-new piece or to request additional details.

Compare it across every Classic Fusion Chronograph reference we carry, or browse the full Hublot collection at Bizak & Co.

Buy this Classic Fusion Chronograph, 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 Classic Fusion Chronograph 521.OX.1181.RX represents the purest expression of the philosophy Hublot founder Carlo Crocco introduced when he first paired a gold case with a rubber strap in 1980 — an idea so radical at the time that it redefined what a luxury watch could be. That founding DNA lives on in the Classic Fusion family, which strips away unnecessary ornamentation and lets the quality of materials and the honesty of the chronograph complication speak for themselves. This 45mm reference channels that spirit through every detail, from its King Gold case to its purposefully understated black index dial.

The case of the 521.OX.1181.RX is fashioned from King Gold, Hublot's proprietary 18-karat rose-gold alloy developed in-house to resist the surface scratching and fading that can afflict standard rose gold over time. At 45mm in diameter the case wears with commanding wrist presence, yet the Classic Fusion's characteristically slim profile keeps it from feeling heavy or cumbersome under a shirt cuff. The signature porthole-shaped lug construction and the exposed satin-finished screws around the bezel announce the watch's identity at a glance.

The dial is finished in a deep, matte black that makes the applied index hour markers and chronograph subdials pop with quiet authority. Black dials have long been prized by collectors for their legibility and their ability to set off the warmth of a King Gold case in a way that more ornate dials simply cannot. Every element — the baton hands, the printed minute track, the precisely recessed subdial counters — is arranged with a restrained architectural logic that rewards close inspection.

Powering the chronograph complication is a movement that drives the elapsed-time function alongside the standard timekeeping display, giving this piece genuine utilitarian value beyond its aesthetic appeal. Hublot's movement expertise, refined over decades of manufacture-level development, ensures the chronograph mechanism operates with the precision and reliability expected of a watch at this price point. The rubber strap, rather than being an afterthought, is engineered to Hublot's exacting standards and integrates seamlessly with the case via the brand's distinctive open-worked lug architecture.

For buyers searching for a Hublot Classic Fusion Chronograph King Gold 45mm for sale, reference 521.OX.1181.RX is widely regarded as the benchmark configuration: precious metal prestige paired with everyday wearability. The combination of King Gold and rubber has attracted both watch newcomers drawn to the brand's boldness and seasoned collectors who appreciate the technical pedigree behind what appears, on the surface, to be a beautifully simple watch.

Bizak & Co. offers this reference brand new, providing the confidence of an untouched, factory-fresh example backed by our commitment to authentic luxury timepieces. Whether you are adding the 521.OX.1181.RX to a growing collection or purchasing your first serious luxury watch, our team is here to guide you. Visit bizakandco.com or contact us directly to buy this Hublot Classic Fusion Chronograph online with complete confidence.

Technical Details
Reference
521.OX.1181.RX
Model
Classic Fusion Chronograph
Movement
Automatic
Case material
Rose Gold
Bracelet material
Rubber
Dial
Black index dial
Case size
45mm
Requested condition
Brand New
FAQ

1. What makes the Hublot Classic Fusion Chronograph 521.OX.1181.RX special?
Reference 521.OX.1181.RX combines Hublot's proprietary King Gold case with a black rubber strap and a black index dial, embodying the brand's founding philosophy of fusing precious materials with sporting practicality. The 45mm case size and King Gold bezel give this chronograph an authoritative presence that few references at this tier can match. It is a watch that works equally well as an investment piece and as a daily-wear luxury chronograph.

2. What movement powers the Hublot Classic Fusion Chronograph 521.OX.1181.RX?
The 521.OX.1181.RX houses a chronograph movement that drives the elapsed-time complication alongside standard hours, minutes, and seconds. Hublot has built significant in-house movement capability over the years, and the Classic Fusion Chronograph benefits from that accumulated expertise. For precise caliber specifications, please contact Bizak & Co. or refer to Hublot's official documentation included with the watch.

3. What is the case size of the Hublot Classic Fusion Chronograph King Gold?
This reference features a 45mm King Gold case, which is the full-size expression of the Classic Fusion Chronograph. The 45mm diameter delivers a bold, modern wrist presence while the Classic Fusion's slim profile ensures it remains wearable for a wide range of wrist sizes. The King Gold material adds warmth and a sense of luxury to the overall impression.

4. Is the Hublot Classic Fusion Chronograph 521.OX.1181.RX suitable for everyday wear?
Yes — one of the great strengths of this reference is exactly that everyday versatility. The black rubber strap is durable, comfortable, and easy to maintain, while the King Gold case and bezel ensure the watch never looks casual. It transitions naturally from business settings to weekend wear, making it an exceptionally practical choice for a precious-metal luxury chronograph.

5. What is the dial and case material on the 521.OX.1181.RX?
The dial is a matte black index dial with applied hour markers that contrast elegantly against the dark background. The case and bezel are crafted in King Gold, Hublot's proprietary 18-karat rose-gold alloy engineered for enhanced surface hardness and color stability. Together these elements create a color palette — deep black against warm gold — that has become one of Hublot's most iconic visual signatures.

6. Is the Hublot Classic Fusion Chronograph King Gold 45mm a good buy, and how can I purchase it from Bizak & Co.?
The Classic Fusion Chronograph in King Gold is consistently sought after by collectors and enthusiasts for its combination of precious materials, chronograph functionality, and timeless design, making it a strong long-term hold. Bizak & Co. is offering this reference brand new, ensuring you receive a factory-fresh example in perfect condition. Visit bizakandco.com or reach out to our team directly to buy the 521.OX.1181.RX online with full authenticity assurance.

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

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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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