Introducing the Christiaan Van Der Klaauw X Revolution The Grand Planetarium Eccentric Si14 (Silicium)

Why It Matters

The piece pushes the boundaries of mechanical complication, reinforcing CVDK’s leadership in haute horology and offering collectors a tangible representation of the solar system.

Key Takeaways

• Only watch showing all eight planetary orbits mechanically
• Limited to six pieces, €157,000 each
• Silicon dial with hand‑applied Super‑LumiNova planets
• Case hardened to ~1,200 Vickers via carbon diffusion
• Zodiac scale shows Earth’s position in ecliptic

Pulse Analysis

Mechanical planetariums, or wrist‑watch orreries, have long been the holy grail of haute horology because they must compress astronomical cycles into a portable gear train. Only a handful of manufacturers have attempted the feat, most opting for simplified moon‑phase or solar‑time displays. Christiaan van der Klaauw, already renowned for the world’s smallest planetarium, has now expanded the concept with the Grand Planetarium Eccentric Si14, the first watch to render the complete eight‑planet solar system in real time. By doing so, the brand not only showcases its engineering prowess but also re‑defines what is technically possible on a 44 mm wrist‑mounted platform.

The watch’s technical heart is the CKM‑01 automatic calibre, delivering a 60‑hour reserve at 3 Hz while supporting a cascading gear train that translates a 12‑hour wheel into a 365.24‑day Earth wheel and further into the distinct orbital ratios of Mercury through Neptune. The case undergoes low‑temperature carbon diffusion, achieving a surface hardness of roughly 1,200 Vickers—comparable to ceramic—while the oxidized silicon dial creates a deep‑space colour shift and serves as a luminous canvas for hand‑painted Super‑LumiNova planets. An outer zodiac ring, read by a blue triangular index, adds a functional astrological cue, linking planetary motion to the calendar.

At €157,000 and a run of just six pieces, the Grand Planetarium Eccentric Si14 positions itself at the apex of collectible watchmaking, appealing to both connoisseurs of mechanical art and investors seeking scarcity‑driven value. Its price reflects not only the labor‑intensive hand‑finishing but also the strategic branding advantage of offering a truly unique astronomical complication. As luxury consumers increasingly prize narrative‑rich, technically audacious pieces, watches like this signal a broader market shift toward hyper‑exclusive, story‑driven horological creations that blur the line between scientific instrument and jewelry.