BBF Edition — Structured Lined Rubber Strap
The BBF edition of the Hublot Big Bang Unico 42mm (Ref. 441.NM.1171.RX) represents a significant technical benchmark for skeletonized replicas. By successfully integrating a functional dial-side column wheel, this release resolves the primary architectural limitation that plagued earlier Unico clone iterations, satisfying the strict requirements of replica horology enthusiasts.
Powered by the custom-built clone HUB1280 Unico chronograph caliber, the mechanism faithfully replicates the industrial layout of the genuine engine. The gear train finishing and exposed date wheel match the authentic micro-blasted aesthetic, operating with a power reserve of approximately 36 hours. The chronograph functions are fully operational, actuating the visible 6 o’clock column wheel upon engagement.
Machined from titanium with a uniform micro-blasted finish, the 42mm case pairs precisely with a black ceramic bezel secured by signature H-shaped screws. The skeletonized dial incorporates subtle dark green and grey structural accents, maintaining depth and legibility against the complex mechanical backdrop.
- Movement: Clone HUB1280 Unico Chronograph — Approximately 36 hours
- Case Material: Micro-Blasted Titanium, 42mm diameter, 127.3g weight
- Bezel: Black Ceramic with brushed finishing and recessed titanium screws
- Crystal: Scratch-resistant Sapphire with Anti-Reflective coating
- Bracelet: Structured Lined Rubber with One-Click quick-release system
- Water Resistance: 30m stated — professional pressure test recommended before swimming
This reference suits collectors seeking a high-tech, industrial sports chronograph. Its lightweight titanium construction and 42mm profile ensure ergonomic comfort on medium to large wrists.

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