The Hublot Square Bang Unico Titanium (Ref. 821.NX.0170.RX) presents an iconic all-titanium square evolution of Hublot’s legendary Big Bang series. BBF Factory delivers an outstanding 1:1 Super Clone edition, accurately replicating the ergonomic 42mm Grade 5 titanium square case and bezel architecture, transparent sapphire skeleton dial, One-Click quick-release strap attachment, and a fully functional HUB1280 automatic flyback chronograph movement.
Key Features & BBF Factory Upgrades
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All-Titanium 42mm Square Case & Bezel: Ergonomic square casing sculpted from high-grade Grade 5 titanium with satin-brushed and polished bevels, secured by 6 signature H-shaped titanium screws.
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High-Transparency Sapphire Skeleton Dial: Openwork sapphire crystal dial revealing a fully skeletonized date wheel, dual chronograph sub-dials, rainbow-textured hands, and an active column wheel visible at 6 o’clock.
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Bridge-Shaped Sapphire Crystal with Double AR Coating: High-clarity sapphire glass engineered with dual-sided anti-reflective coating for maximum optical clarity.
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Custom Asian HUB1280 Automatic Flyback Movement: Powered by BBF’s custom self-winding mechanical chronograph movement offering dual sub-dial functionality, sweeping timing seconds, and long-term stability.
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One-Click Quick-Release Rubber Strap: Textured black rubber strap featuring Hublot’s signature One-Click quick-release button mechanism, paired with a titanium folding deployment clasp.
Technical Specifications
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Model Reference: Hublot Square Bang Unico Titanium Ref. 821.NX.0170.RX
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Factory: BBF (BBF Factory)
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Case Diameter: 42 mm (Thickness: Approx. 14.5 mm)
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Case Material: Grade 5 Satin-Finished and Polished Titanium
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Dial: High-Transparency Sapphire Skeleton Dial with Visible Column Wheel & Openwork Date
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Movement: Custom Asian HUB1280 Automatic Flyback Chronograph Movement (28,800 vph)
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Glass: Double AR-Coated Scratch-Proof Sapphire Crystal
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Strap: Black Structured Rubber Strap with One-Click System & Titanium Clasp
Why Choose the BBF Square Bang Unico Titanium 821.NX.0170.RX?
The Square Bang Unico All-Titanium Ref. 821.NX.0170.RX offers an incredibly lightweight and monochrome futuristic design. BBF Factory’s accurate Grade 5 titanium finishing, clear sapphire skeleton dial, and operational HUB1280 column wheel movement make this 1:1 super clone a top choice for watch enthusiasts.
Frequently Asked Questions (FAQ)
Q: What is the main difference between Ref. 821.NX.0170.RX and Ref. 821.NM.0170.RX? A: The 821.NX reference features an all-titanium bezel matching the case for a seamless monochrome look, whereas the 821.NM reference features a black ceramic bezel.
Q: Is the column wheel visible on the dial functional? A: Yes, BBF Factory’s custom HUB1280 movement features an operational column wheel visible on the dial at 6 o’clock that moves when operating the chronograph pushers.
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