Description
Hublot Big Bang Unico Black Magic 44mm, Ref# 421.CI.1170.RX
Product Introduction
The Hublot Big Bang Unico Black Magic 44mm Ref. 421.CI.1170.RX features a high-tech sporty style defined by a distinctive comprehensive black aesthetic. It stands out with a 904L stainless steel case coated in black, combined with a high-quality black rubber strap, creating a seamless, masculine, and aggressive feel. The skeleton chronograph dial, paired with luminous Arabic numerals and baton markers, offers both deep mechanical visual appeal and excellent readability, making it perfect for those who love the “all black” style, strong personality, and modern sporty spirit.
Story Behind the Watch
Belonging to the Big Bang Unico line—a symbol of the technical maturity of the Big Bang collection since the 2005 revolution when Hublot defined the Art of Fusion philosophy—this Black Magic version Ref. 421.CI.1170.RX represents the “all black” trend that made a powerful mark in watch history during the 2010s. The skeleton chronograph design reflects the spirit of showcasing mechanics and performance capability. With 100m water resistance and high utility, this watch is not just a precise timekeeper but a symbol of a historical period where power, technology, and bravery were expressed through bold and decisive design language.
Design Style
This model showcases a powerful and unified aesthetic. The high-quality black rubber strap creates a seamless look with the case, offering durability and comfort. The fixed bezel, made of 904L stainless steel coated in black with a sporty design and signature exposed screws, frames the dial perfectly. The skeleton dial reveals the intricate chronograph movement, while the combination of Arabic numerals and baton hands/markers with luminous coating ensures the watch remains legible while maintaining its deep, mysterious character.
Technical Specifications
- Case Material: 904L Stainless Steel
- Strap Material: High-quality black rubber strap
- Crystal: Scratch-resistant Sapphire Crystal
- Hands and Hour Markers: Arabic numerals combined with baton, luminous coated
- Bezel: 904L Stainless Steel coated black, sporty design with exposed screws
- Case Diameter: 44mm
- Dial Color: Skeleton chronograph with 3 sporty sub-dials
- Thickness: 14mm
- Movement: Japanese Miyota Movement, Accurate to ±10-12s/day
- Power Reserve: 18-24 hours
- Water Resistance: 10ATM (100 meters)
Collection
Big Bang Unico
Warranty & After-Sales Policy
- 30-day warranty from the date of receipt
- Resend support if manufacturing defects occur
- Refund guaranteed if the wrong model is delivered

































