zelin0802 / August 12, 2026

Franck Muller Vanguard Collection: Why the Curvex Case Shape Still Dominates Modern Sports Luxury

In an industry where round watches dominate, Franck Muller has spent decades proving that curves can be far more compelling. The Franck Muller Vanguard collection takes the brand’s iconic Curvex case — a tonneau shape with three-dimensional curves on every plane — and infuses it with a contemporary sport-luxury attitude that feels as relevant today as it did at launch. While the classic Franck Muller Cintrée Curvex remains beloved by traditionalists, the Vanguard line speaks to a different kind of collector: one who wants recognizability and boldness in equal measure.

The Vanguard case is deceptively complex to manufacture. Unlike standard round cases that can be turned on a lathe, the Curvex shape requires specialized CNC machining and extensive hand-finishing to achieve its seamless, flowing profile. The result is a watch that sits flush against the wrist despite its substantial dimensions, a feat of ergonomic design that owners quickly come to appreciate. Paired with oversized Arabic numerals — a Franck Muller signature — and an inner bezel that often features intricate guilloché or colorful accents, the Vanguard achieves a balance between sporty dynamism and artisanal craftsmanship. www.reviewluxurystore.com

One aspect that consistently sparks debate among collectors is the movement architecture inside certain Vanguard models. Specifically, what is a Dubois Depraz chronograph module and why does Franck Muller use it? Dubois Depraz is a renowned Swiss specialist in chronograph complications, and their modular approach allows watchmakers to build chronograph functions onto a base movement without developing an integrated chronograph from scratch. In the Vanguard Chronograph, this module sits atop an automatic base caliber, providing reliable stopwatch functionality while keeping production efficient. For purists who swear by fully integrated chronographs, this might seem like a compromise. But in practice, Dubois Depraz modules are bulletproof performers with decades of proven reliability across numerous luxury brands, and replica Franck Muller executes the integration to a high standard.

The Vanguard collection now spans a wide range from time-only automatics all the way up to world timers, skeletons, and grand complications. But the core appeal remains the same: a bold, ergonomic case shape that nothing else on the market quite replicates. If you’re thinking about adding a Curvex-shaped watch to your collection and are torn between the classic lines of the Cintrée Curvex and the sportier Vanguard, check out our [Franck Muller Cintrée Curvex vs Vanguard comparison] for a detailed breakdown. Whether you lean vintage or modern, Frank Muller (as many affectionately misspell it) remains one of the most recognizable names on any wrist.