The Breguet Marine Hora Mundi Ref. 5557BB/YS/5WV in white gold features an instant-jump time zone mechanism and a hand-engraved blue dial.
A Tribute to Mastery
The Breguet Marine Hora Mundi Ref. 5557BB/YS/5WV is a remarkable achievement in haute horlogerie—an elegant and technically sophisticated timepiece that merges Breguet’s maritime legacy with its unmatched watchmaking innovation. Crafted from 18K white gold, this commanding timepiece features a world-time complication unlike any other, thanks to Breguet’s patented instant-jump time zone mechanism. Built for global citizens and refined explorers, the Hora Mundi 5557 reflects both functional brilliance and artistic mastery, making it a rare treasure in the modern Marine collection.
Case and Dimensions
Measuring a confident 43.9 mm in diameter, the white gold case is striking yet refined, designed for wrist presence without overwhelming its wearer. The case is adorned with Breguet’s signature fluted caseband, offering a tactile element of traditional craftsmanship. A mix of polished and satin-brushed surfaces creates visual depth, while the crown bearing the “B” insignia sits elegantly between sculpted guards. Despite housing a highly complex movement, the case maintains a slim 13.8 mm profile and offers water resistance up to 100 meters, showcasing its dual identity as a luxury and practical traveler’s timepiece.
Dial and Design Details
The dial is where the Hora Mundi truly astonishes. Crafted from blue sunburst-finished gold, the surface is adorned with a hand-applied wave motif that plays beautifully with light. At its center, a domed map of the world features raised continents and ocean textures, illustrating the spirit of global navigation. Around this, applied Roman numerals, a raised chapter ring, and open-tipped Breguet hands complete the elegant display. A city disk at 6 o’clock enables the wearer to select a reference city, while a large date window at 12 o’clock and a poetic day/night indicator at 4 o’clock provide both functionality and artistry.
What sets this timepiece apart is its patented instant-jump time zone complication. With a simple push of a button, the wearer can instantly switch between two programmed time zones—without needing to reset the minutes or disrupt the movement’s precision. This exclusive Breguet innovation makes the Hora Mundi one of the most intuitive and travel-friendly world-time watches ever created, a true mechanical triumph for those who frequently cross borders and time zones.
Movement and Complications
Inside, the 5557 houses the Breguet Calibre 77F1, a beautifully constructed self-winding mechanical movement developed entirely in-house. This calibre is fitted with a silicon balance spring and escape wheel, offering resistance to magnetic fields and long-term precision. It beats at 4 Hz (28,800 vibrations/hour) and delivers a robust 55-hour power reserve, ensuring reliability through long-haul journeys. Viewed through the sapphire crystal caseback, the movement is richly decorated with circular graining, chamfered edges, and an 18K gold rotor engraved with maritime wave motifs.
Strap and Wearabillity
The integrated blue rubber strap complements the watch’s seafaring elegance and adds a contemporary, sporty flair. Designed with durability and comfort in mind, the strap’s subtle texture mirrors the wave motif seen on the dial. Secured by a folding clasp in matching 18K white gold, the strap ensures the timepiece remains firmly in place whether you’re attending a formal occasion or navigating foreign cities. The combination of precious metal and modern materials reinforces the dual personality of this Marine creation—luxury with practicality.
Despite its mechanical complexity, the Hora Mundi is built for wearability. The ergonomic case design, coupled with tapered lugs, ensures a snug, balanced fit on the wrist. It’s surprisingly versatile given its size, adapting well to both business attire and elegant casual looks. The crown and pusher are intuitive to use, and the overall design remains cohesive, balanced, and visually harmonious—hallmarks of Breguet design excellence.
Functional Features
Functionality and refinement are perfectly intertwined in the Hora Mundi. The instant-jump GMT display, city selector, day/night disk, and large calendar are all beautifully integrated into the dial layout, maintaining symmetry and legibility. The level of aesthetic sophistication and mechanical ingenuity on display makes this model a true collector’s piece, ideal for horological connoisseurs who value both beauty and brain in a timepiece.
Every element of the 5557 speaks to Breguet’s uncompromising craftsmanship. From the laser-engraved maps and mirror-polished indices to the hand-finishing of the bridges, this watch is a living testament to the maison’s pursuit of perfection. The marine-inspired wave rotor, seen through the caseback, ties the watch thematically back to its origins as a tribute to Breguet’s naval legacy.
Brequet: The Standard of Prestige
The Marine Hora Mundi is not just a world-timer—it’s an invitation to explore. Whether you’re traveling across continents, closing deals in international time zones, or simply enjoying the poetry of a perfectly executed complication, this timepiece reflects a life of movement, ambition, and elegance. It offers power, poetry, and precision in equal measure.
For the seasoned collector or the sophisticated world traveler, the Ref. 5557BB/YS/5WV represents an opportunity to own one of the most distinctive and technically advanced Breguet timepieces ever made. It’s a watch that communicates quiet authority, global perspective, and true craftsmanship—designed to last a lifetime and beyond.
Backed by an 8-year international warranty, the Breguet Marine Hora Mundi Ref. 5557BB is available through authorized retailers such as Jewels By Love. For those who seek horological brilliance wrapped in maritime sophistication, this watch delivers excellence across every dimension—design, innovation, and legacy.
Explore the Breguet collection at Jewels By Love—your trusted, authorized Breguet retailer and dealer. Discover an unparalleled voyage into the realm of Breguet with our carefully selected collection, where each beat of these extraordinary timepieces narrates a story ofunmatched luxury and enduring elegance.
| Brand | Breguet |
|---|---|
| Case Metal | White gold |
| Case Length (mm) | 43.9 |
| Diameter (mm) | 43.9 |
| Case Shape | Round |
| Water Resistance (m) | 100 |
| Case Back Material | Sapphire Crystal |
| Exhibition Back | Yes |
| Case Thickness (mm) | 13.8 |
Breguet is renowned as one of the most prolific and the most respected watch manufacturers in the world. The company was founded in 1775 by Abraham-Louis Breguet. For around 250 years now, Breguet has made some of the most notable and legendary watches in the world. The company’s designs are characterized by extreme attention to detail and a strong penchant for innovation. Breguet watches are known for their intricate engineering and stunning aesthetics. Every detail of the watches is designed to enhance both the aesthetics and the function of the watch. These factors make Breguet watches a great choice for watch collectors and wearers who seek a watch that looks as good as it performs.
