Hublot Big Bang Unico King Gold watch

Hublot Big Bang Unico King Gold

Hublot Big Bang · Ref. 421.OX.1180.RX

About This Watch

The Hublot Big Bang Unico King Gold represents the pinnacle of the Big Bang line, combining the brand's proprietary King Gold alloy with the cutting-edge HUB1280 manufacture movement. King Gold is Hublot's exclusive 18-karat red gold alloy, enriched with platinum to resist oxidation and maintain its warm, rosy hue far longer than conventional rose gold. The 42mm case diameter — refined down from the original Big Bang's 44mm — offers a more contemporary and versatile wearing experience while retaining the model's bold visual DNA. The skeletonized dial provides a mesmerizing view of the HUB1280 caliber at work, with its flyback chronograph mechanism visible through the sapphire crystal. This movement represents a significant achievement for Hublot, delivering 72 hours of power reserve and a column-wheel flyback chronograph entirely designed and manufactured in-house. The flyback function allows instant chronograph reset and restart without the traditional stop-reset-start sequence — a complication prized by those who need rapid successive timing. The six H-shaped screws on the bezel, rendered here in matching King Gold, maintain the Big Bang's signature aesthetic. The rubber strap with deployant buckle keeps the watch comfortable despite its precious metal weight. This is a watch for collectors who want uncompromising manufacture watchmaking wrapped in a distinctly modern and luxurious package.

In-Depth Review

# Hublot Big Bang Unico King Gold Editorial

The skeleton dial has become Hublot's calling card, and nowhere is this design philosophy more convincing than on the Big Bang Unico King Gold. The 42mm case, machined from proprietary King Gold—an 18-karat alloy that resists discoloration—presents the HUB1280 caliber with unobstructed clarity. This integrated chronograph movement represents years of in-house development and stands as one of the few fully proprietary chronograph movements in Swiss watchmaking. The flyback function and 72-hour power reserve elevate it beyond mere chronograph competence. At this level of horological sophistication, every design choice matters: the H-shaped case screws in King Gold, the skeleton construction revealing 38 jewels, the applied indices that cut through the transparent dial. These elements coalesce into a statement piece that balances technical achievement with aesthetic intention.

The Unico appeals to collectors who prioritize movement innovation alongside brand prestige. This is the watch for someone who appreciates mechanical complexity, who examines the caseback regularly, who values the distinction of owning proprietary complications rather than outsourced movements. Weekend drivers, board members, and serious horologists form the core audience—those for whom a chronograph is a functional tool, not merely an aesthetic feature.

In the thirty-thousand-dollar bracket, competitors like the Rolex Cosmograph Daytona and Omega Speedmaster Professional command attention through heritage and accessibility. However, the Unico's fully integrated manufacture movement and King Gold construction create a more exclusive proposition. Current market pricing around twenty-eight thousand dollars positions it as compelling value within Hublot's stratospheric segment.

Specifications

Movement

Movement TypeAutomatic
CaliberHUB1280
Power Reserve72 hours
Frequency28,800 vph
Jewels38

Case

Case Diameter42.0mm
Case Thickness14.5mm
Case Material18K King Gold
CrystalSapphire
BezelFixed, 6 H-shaped King Gold screws
Dial ColorSkeleton
Lug Width22mm
Lug-to-Lug48.0mm

Features

Water Resistance100m / 328ft
Bracelet/StrapBlack rubber strap with deployant buckle
ClaspDeployant buckle
Weight165g
Complications
ChronographFlybackDate

Pricing

Retail (MSRP)
$35,200
Market Price
$28,000