Hublot Big Bang Unico King Gold Rainbow 44mm 421.OX.1118.LR.0999 - BRAND NEW

The Hublot Big Bang Unico King Gold Rainbow 44mm, reference 421.OX.1118.LR.0999, represents the pinnacle of Hublot's Art of Fusion philosophy, uniting the brand's signature 18k King Gold alloy with an extravagant rainbow spectrum of individually selected gemstones that encircle the bezel in a seamless gradient of color. This is not merely a watch — it is a wearable work of high jewelry that demands attention from every angle and stands as one of the most coveted statements in contemporary haute horlogerie.

Hublot introduced the Big Bang family in 2005, and it quickly became the reference point for bold, avant-garde Swiss watchmaking. The Unico designation elevates the line further, signifying that the watch is powered by a movement developed entirely in-house at Hublot's manufacture in Nyon, Switzerland. The 44mm case size is the archetypal Big Bang dimension — commanding enough to project confidence on the wrist while remaining the definitive expression of the collection's architectural DNA, with its H-shaped titanium screws, integrated rubber strap, and layered, multi-component case construction.

King Gold is Hublot's proprietary 18k rose gold alloy, engineered to exhibit greater scratch resistance than standard gold formulations, ensuring that this precious metal case retains its warm, lustrous finish through years of ownership. The gem-set case and bezel elevate the reference into a category that bridges fine watchmaking and jewelry, with each stone selected for color consistency and placed in sequence to create the seamless rainbow gradient from which this reference takes its name. The result is a chromatic tour de force that distinguishes the Rainbow from every other Big Bang in existence.

The black dial provides an essential foil to the surrounding spectacle, its deep, understated surface anchored by crisp index and Arabic numeral hour markers that ensure the dial remains readable despite the visual drama of the bezel. The automatic movement within drives the chronograph complication that is central to the Unico's identity, with the flyback function and column-wheel architecture visible through the case back, rewarding those who appreciate mechanical detail as much as exterior design.

The rubber bracelet — a Hublot hallmark since the original Big Bang — grounds this jewel-set creation in the brand's sporting, dynamic character, offering comfort and security on the wrist and underscoring Hublot's insistence on unexpected material combinations. It is precisely this tension between precious gemstones and technical rubber, between high jewelry and sport watch, that makes the Big Bang Unico King Gold Rainbow 421.OX.1118.LR.0999 so singular and so desirable among collectors worldwide.

Bizak & Co. is pleased to offer this reference brand new, complete with original box and papers, at the best available price. Whether you are acquiring your first Hublot or adding a crown jewel to an established collection, our team is here to guide you through every detail of this exceptional timepiece. Visit bizakandco.com or contact us directly to buy the Hublot Big Bang Unico King Gold Rainbow 44mm online with full confidence.