Zenith Defy Skyline Skeleton Ceramic automatic rose gold dial ceramic bracelet 41 mm

DEFY Skyline Skeleton – Architecture laid bare

With the DEFY Skyline Skeleton, ZENITH pushes the Skyline collection toward a more radical expression, where the watch is no longer merely a design object, but a true structure in motion. A contemporary heir to the DEFY of 1969, the Skyline revisits its codes of bold geometry and robustness, translating them into an urban, architectural language. Here, this approach reaches its pinnacle: skeletonization becomes the natural extension of DEFY architecture, revealing the mechanics as a visible framework—an exposed structure designed to capture the light.

The DEFY Skyline Skeleton does more than open up the dial: it transforms the watch into a play of transparency and depth, where every technical element contributes to the overall aesthetic. Its openworked design is organized around the four-pointed star that has been emblematic of ZENITH since 1969, integrated as a central motif—like an architectural blueprint structuring space. The eye moves freely through the heart of the movement, among taut lines, layered volumes, and mechanical perspectives, evoking the energy of an urban skyline defined by rhythm, angles, and contrasts.

Unveiled on the occasion of LVMH Watch Week 2026, this new version further strengthens the multifaceted identity of the DEFY collection by embracing a chiaroscuro aesthetic: a contemporary, metropolitan timepiece conceived for those who enjoy seeing mechanics in motion and wearing a watch whose structure itself becomes the signature.

Black & gold – A contemporary horological sculpture

The DEFY Skyline Skeleton asserts its sculptural character through a powerful contrast between the deep black of ceramic and the golden reflections of the openworked movement. The black ceramic case, finished with satin-brushed and polished surfaces, acts as an architectural frame, highlighting the complexity and visual richness of the mechanics. Colored throughout and highly scratch-resistant, ceramic reinforces the contemporary, urban dimension of this Skyline Skeleton.

The collection’s emblematic geometry is fully expressed: angular case lines, a dodecagonal bezel, and sharp facets compose a taut, structured silhouette evocative of modern architectural forms. The visual continuity between the case and the integrated black ceramic bracelet enhances the impression of a horological monolith, as if every element were carved from a single block.

Within this dark structure, the gold-toned movement captures the light and creates a constant dialogue between shadow and brilliance. Openworked surfaces, bridges, and the mainplate treated in golden hues form a strong graphic composition, giving the watch an immediately recognizable presence. This black-and-gold contrast is not ornamental; it actively enhances legibility and the staging of the mechanics, transforming the DEFY Skyline Skeleton into a true contemporary horological sculpture, designed to be observed as much as it is to be worn.

El Primero 3620 SK – The tenth of a second in open architecture

At the center of the DEFY Skyline Skeleton beats the in-house automatic El Primero 3620 SK caliber, an openworked interpretation of ZENITH’s high-frequency three-hand movement. Designed from the outset to be observed, this caliber integrates seamlessly into the architecture of the watch, becoming its structural core. Every bridge, opening, and line has been drawn to create a mechanical reading that is clear, rhythmic, and dynamic.

Operating at a high frequency of 5 Hz (36,000 vibrations per hour), the El Primero 3620 SK is distinguished by a unique signature element: the world’s only permanent tenth-of-a-second indicator. Positioned at 6 o’clock, this display replaces the traditional central seconds hand. Directly driven by the high-frequency escapement, it completes a full rotation every ten seconds, establishing a continuous visual motion that echoes the relentless rhythm of the city.

The skeletonization highlights ZENITH’s four-pointed star, integrated as a central motif within the mainplate and visible in transparency. This open architecture allows the movement’s operation to be observed in real time, transforming timekeeping into a permanent visual experience. Both technical and aesthetic, the El Primero 3620 SK perfectly illustrates the philosophy of the DEFY Skyline Skeleton: a watch in which mechanics are not concealed, but asserted as a visual language in their own right.

Versatility & everyday wear – Skeleton designed to be worn

Despite its openworked aesthetics and strong visual impact, the DEFY Skyline Skeleton has been conceived as a watch fully suited to everyday wear. Its black ceramic case is equipped with a screw-down crown and offers water resistance to 10 ATM (100 meters), ensuring versatile use in keeping with the robust and functional spirit of the DEFY collection.

The watch is fitted with an integrated black ceramic bracelet that naturally extends the architectural lines of the case, ensuring excellent balance on the wrist. To further enhance versatility, ZENITH provides an additional black patterned rubber strap, more supple and sport-oriented, perfectly suited for prolonged wear or more dynamic use.

Thanks to the tool-free quick-change strap system integrated directly into the case, the DEFY Skyline Skeleton adapts in just a few seconds to the different rhythms of contemporary life. A pragmatic and modern approach that demonstrates this skeletonized watch is not a fragile concept piece, but a high-end sports watch designed to be worn, lived with, and observed over time.