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Hublot Square Bang Unico Titanium Pave 42mm 821.NX.0170.RX.1604

Hublot Square Bang Unico Titanium Pave 42mm 821.NX.0170.RX.1604 Hublot Square Bang Unico Titanium Pave 42mm…

Reference 821.NX.0170.RX.1604

Full watch configuration

Hublot Square Bang Unico Titanium Pave 42mm 821.NX.0170.RX.1604

$31,599.00

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 Square Bang Unico Titanium Pave 42mm 821.NX.0170.RX.1604

Hublot Square Bang Unico Titanium Pave 42mm 821.NX.0170.RX.1604

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Hublot Square Bang Unico Titanium Pave 42mm 821.NX.0170.RX.1604

Catalogue watch price: $31,599.00 USD

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The Hublot Square Bang Unico Titanium Pavé 821.NX.0170.RX.1604 is a bold 42mm automatic luxury sports watch featuring a lightweight titanium case adorned with a diamond-set bezel and a refined grey index dial, all secured on a signature Hublot rubber bracelet. This reference combines avant-garde angular design with Hublot's celebrated Unico in-house movement for an uncompromising statement piece.

Reference 821.NX.0170.RX.1604 stands out for its rare marriage of industrial titanium construction, high-jewellery diamond accents, and the square silhouette that has become one of haute horlogerie's most recognisable modern shapes. Contact Bizak & Co. today to purchase this Hublot Square Bang Unico at the best price or to learn more about availability.

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

Buy this Square 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 Square Bang Unico Titanium Pavé 821.NX.0170.RX.1604 represents one of the most striking directions in contemporary Swiss watchmaking — a 42mm square-cased chronograph that fuses architectural boldness with genuine mechanical substance. Hublot introduced the Square Bang as a natural evolution of the legendary Big Bang round case, translating the brand's signature porthole-bolt aesthetic into a four-cornered form that commands instant attention on the wrist. The result is a watch that feels equally at home in a boardroom and at a black-tie affair.

At the heart of the design is the 42mm case crafted in grade titanium, a material prized in aerospace and high-performance sports for its exceptional strength-to-weight ratio. Titanium gives the Square Bang Unico an almost weightless feel against the wrist despite its assertive proportions, making it one of the more comfortable bold watches to wear throughout the day. The case architecture stays true to Hublot's H-shaped screw details and visible construction language, celebrating the engineering rather than concealing it.

The diamond-set bezel elevates reference 821.NX.0170.RX.1604 into true luxury-jewellery-watch territory, surrounding the case with pavé-set stones that catch and scatter light from every angle. Against the cool grey index dial — a thoroughly modern, understated canvas — the diamonds read with maximum contrast and brilliance. Grey dials have become a hallmark of sophisticated sports-luxury watches precisely because they avoid the obviousness of white or the severity of black, occupying an elegant middle ground that pairs effortlessly with both casual and formal dress.

Powering the watch is Hublot's celebrated Unico movement, an in-house automatic manufacture calibre developed specifically for the Big Bang and Square Bang families. The Unico is a column-wheel flyback chronograph movement that demonstrates Hublot's commitment to full vertical integration — designing, producing, and assembling movements entirely within the manufacture. The movement is visible through the sapphire exhibition caseback, allowing enthusiasts to admire the architecture and finishing that justify the reference's position in the market. The rubber bracelet completes the picture, nodding to Hublot's founding philosophy of fusing precious materials with unconventional ones, and ensuring the watch wears comfortably in a variety of conditions.

For collectors and first-time buyers alike, the 821.NX.0170.RX.1604 offers a compelling entry into Hublot's shaped-watch universe — a category in which the brand has established genuine authority. Its combination of titanium lightness, diamond glamour, and in-house Unico movement at 42mm makes it versatile enough for varied lifestyles while remaining definitively luxurious. Bizak & Co. offers this reference, ensuring full manufacturer traceability and peace of mind. Reach out to our team at bizakandco.com to confirm availability, discuss pricing, or arrange a secure purchase today.

Technical Details
Reference
821.NX.0170.RX.1604
Model
Square Bang Unico
Movement
Automatic
Case material
Titanium
Bracelet material
Rubber
Dial
Grey with index markers
Case size
42mm
FAQ

1. What makes the Hublot Square Bang Unico 821.NX.0170.RX.1604 special?
Reference 821.NX.0170.RX.1604 stands out for combining a lightweight titanium case with a pavé diamond-set bezel and an in-house Unico automatic chronograph movement — a rare trifecta of material innovation, high jewellery, and serious mechanics. Its distinctive 42mm square case silhouette also differentiates it sharply from the round-case majority of the luxury sports watch market.

2. What movement powers the Hublot Square Bang Unico?
The Square Bang Unico is powered by Hublot's in-house Unico calibre, an automatic manufacture movement featuring a column-wheel flyback chronograph mechanism. Hublot designs and produces the Unico entirely within its own manufacture, and it is visible through the exhibition sapphire caseback.

3. What is the case size of the Hublot Square Bang Unico 821.NX.0170.RX.1604?
This reference measures 42mm, placing it in a versatile mid-to-large size bracket that suits a wide range of wrist sizes. The square case shape means the lug-to-lug dimensions differ from a round watch of the same diameter, giving it a distinctive and bold wrist presence.

4. Is the Hublot Square Bang Unico 821.NX.0170.RX.1604 suitable for everyday wear?
The titanium case makes the watch exceptionally light and durable for daily use, and the rubber bracelet is comfortable and resilient across a range of environments. The diamond-set bezel adds a formal luxury dimension, making this reference equally well suited to evening events and elevated everyday occasions.

5. What is the dial and case material of this Hublot reference?
The dial features a grey finish with index markers, providing a clean and modern look that contrasts beautifully with the pavé diamond bezel. The case is constructed from titanium, a lightweight yet highly resistant metal, further enhanced by diamond-set elements that give the piece its jewellery-watch character.

6. How can I buy the Hublot Square Bang Unico 821.NX.0170.RX.1604 from Bizak & Co.?
Bizak & Co. offers this reference at bizakandco.com, and our team is available to assist with pricing, availability, and secure purchasing arrangements. You can contact us directly through the website to enquire or to complete your purchase with full confidence.

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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.

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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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