Hublot Super Clone Watches 1:1 Big Bang Unico King Gold Blue Ceramic 42MM 441.OL.5181.RX

Name: Hublot Super Clone Watches 1:1 Big Bang Unico King Gold Blue Ceramic 42MM 441.OL.5181.RX
Brand: Hublot
SKU: NCW-8528
Price: 1059 USD
Availability: InStock

Original price was: $1,300.00.Current price is: $1,059.00.

BBF Edition — One-Click Blue Structured Rubber Strap

The BBF Hublot Big Bang Unico 42mm represents a notable technical milestone in the replication of proprietary skeletonized chronographs. By scaling down to the true-to-gen 42mm case geometry, this specific reference addresses the historical wearability issues of earlier 45mm iterations while maintaining strict dimensional tolerances.

At its core operates the custom UNICO HUB1280 clone automatic chronograph. Unlike modular A7750 bases that merely simulate the architecture, BBF has reverse-engineered the double coupling system, placing a functional column wheel directly visible dial-side at 6 o’clock. Power reserve is rated at approximately 36 hours.

The chassis utilizes a Grade 5 Titanium core finished with a King Gold PVD coating, offering proper weight distribution and structural rigidity. The blue ceramic bezel provides high scratch resistance, while the dial accents exhibit a precise #003A70 tone that aligns closely with genuine production batches.

Movement: Custom UNICO HUB1280 Auto Chronograph — Approximately 36 hours
Case Material: Grade 5 Titanium Core with King Gold PVD, 42mm
Bezel: Blue Ceramic, brushed and polished finish
Crystal: Scratch-Resistant Sapphire with Anti-Reflective Coating
Bracelet: Blue Structured Rubber with Quick-Release System
Water Resistance: Stated 30m — professional pressure test recommended before swimming

This reference is suited for collectors seeking the mechanical complexity of a skeletonized chronograph within a more versatile 42mm profile.

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Category: Hublot

Description

BBF Hublot Big Bang Unico 42mm King Gold Ceramic 441.OL.5181.RX

A significant horological achievement securing true 42mm case geometry while exposing the proprietary HUB1280 clone architecture.

Powered by Custom UNICO HUB1280 Clone

The BBF UNICO HUB1280 clone is a specialized movement designed specifically to replicate Hublot’s proprietary in-house caliber. Rather than obscuring a standard base movement beneath decorative plates, this caliber exposes its mechanics, including the skeletonized date wheel and the front-mounted double coupling system. This integration ensures visual parity while maintaining robust chronograph performance.

⏱ Accuracy Profile:

Regulated to ±15 seconds per day. While standard for heavily modified mechanical chronographs, this deviation is considered normal and stable for the complex HUB1280 clone architecture.

✅ Power Reserve: Approximately 36 hours
✅ Complications: Fully functional chronograph, exposed skeletonized date wheel, visible column wheel
✅ Winding Direction: Unidirectional

Technical Specifications

THE BUILDKing Gold PVD on Grade 5 Titanium

The 42mm case utilizes a lightweight titanium core to offset the mass of the chronograph module, finished with a precise King Gold PVD application and alternating brushed/polished surfaces.

THE DIALMatte Blue Skeletonized

Exhibiting a deep #003A70 accent tone, the dial features sharp stencil-style numerals, crisp track printing, and an exposed date ring with accurate font weight.

THE BEZELBlue Ceramic Bezel

Constructed from highly scratch-resistant ceramic, secured by six H-shaped titanium screws with correct alignment tolerances and polished bevels.

THE BRACELETBlue Structured Rubber

Features the fully functional One-Click quick-release system, paired with a King Gold PVD and titanium deployant clasp for secure integration.

Why BBF for This Reference?

Many collectors ask: “Why not a standard A7750 build?”

Earlier replicas relied on modular A7750 movements with decorative plates, resulting in sunken date wheels and a static, non-functional column wheel at 6 o’clock. BBF’s engineering resolves this by placing the actual chronograph coupling mechanism dial-side, offering a visual experience nearly indistinguishable from the genuine HUB1280.

Full Disclosure: Due to the skeletonized dial and titanium case acoustics, the automatic winding rotor is more audible during daily wear compared to solid-caseback models.

Data Sheet

MODEL REFERENCE	441.OL.5181.RX
FACTORY / VERSION	BBF Edition
MOVEMENT	Custom UNICO HUB1280 Clone
CASE MATERIAL	Grade 5 Titanium Base, King Gold PVD
WEIGHT & THICKNESS	[unconfirmed] \| [unconfirmed]
CRYSTAL & LUME	Scratch-Resistant Sapphire (AR Coated) \| Super-LumiNova
DIMENSIONS	42mm × [unconfirmed] × [unconfirmed]Manual measurements — minor tolerances apply.
WATER RESISTANCE	Stated 30m — professional pressure test recommended before swimming

Collector Q&A

Q: Is the column wheel at 6 o’clock functional or decorative on the BBF HUB1280?

A: In the BBF HUB1280 clone movement, the column wheel is fully functional and visible dial-side, directly controlling the chronograph start and stop mechanism, accurately mirroring the genuine caliber.

Q: How does the One-Click strap system perform on this replica?

A: BBF has engineered a 1:1 replication of the quick-release system. The trapezoidal pushers release the blue structured rubber strap securely, maintaining full compatibility with genuine Hublot aftermarket straps.

Q: Will the King Gold PVD plating fade over time?

A: The PVD coating on the Grade 5 Titanium base is applied to high factory standards, but like all plated replicas, it is susceptible to deep scratches revealing the grey titanium underneath. Careful wear is recommended to preserve the finish.

Q: What is the main acoustic drawback of this specific BBF Unico clone?

A: Due to the heavily skeletonized dial and the lightweight titanium case construction, the automatic rotor is acoustically louder than standard solid-caseback chronographs, a known quirk among collectors of this specific build.