Go to the content

Reference: RDDBEX0838

More specifications on the technical details

The skeleton calibres manufactured by Roger Dubuis in Geneva are the essence of the expressive singularity of the Excalibur collection.
Complying with one of the most respected certifications of Haute Horlogerie, the Poinçon de Genève, the Excalibur watches are designed like contemporary works of art. Every single component being finished by hand, the watches are symbols of greatness. The work of hyper-skilled craftsmen is at the forefront of each watch with a direct view on the creative mechanics making these pieces more alive than ever.
  • Case

    Cobalt CarTech Micro-Melt BioDur CCMTM (® in the USA) case with sapphire crystal and anti-reflective coating Cobalt CarTech Micro-Melt BioDur CCMTM (® in the USA) open case back with sapphire crystal

    • Size: 42mm
    • Water Resistance: 10 bar (100 m)
  • Dial

    Blue CVD coated double surface flange with engraved minute track and transferred texts, polished and Rhodium plated hour markers with SLN in the center

    • Main material: Cobalt
  • Strap

    According our non-exotic policy, Excalibur collection is adorned with a premium calf leather strap, built in volume to follow the design of the case and the movement. The strap is interchangeable thanks to Quick Release System.

    • Type: Calf
    • Color: Blue
  • Clasp

    Titanium cover with titanium blades, triple folding, interchangeable with Quick Release System - QRS

    • Type: Titanium
Roger Dubuis Excalibur EX0838 Detail view
Roger Dubuis Excalibur EX0838 Detail view
Roger Dubuis Excalibur EX0838 Detail view

Skeleton Flying Monotourbillon

RD512

A calibre with improved performances: increased power reserve up to 72 hours thanks to tourbillon carriages made in titanium and cobalt chrome, improved durability thanks to new lube.

  • MOVEMENT

    • Energy: Manual-winding
    • Indications: Hour - Minute
    • Power reserve: 72 Hours
  • Decor

    Shot-blasted and trued-up main plate and bridges with NAC or Blue CVD coating

  • Technical Details

    • Number of pieces: 194
    • Number of rubis: 19
    • Diameter: 16
    • Thickness: 6.9 mm
    • Frequency: 21600 Frequency (vph)
  • Discover more
Roger Dubuis RD512SQ explosed caliber details

For Members

Enjoy exclusive advantages, content and experiences - only accessible to the lucky owners of a Roger Dubuis timepiece.

Meet your personal shopper
Our concierge assists you with any question and helps you become a Roger Dubuis insider.
Get in touch now
Newsletter
Sign up for Roger Dubuis newsletter and explore a world where traditional fine watchmaking meets expressive, contemporary aesthetic.
Subscribe
Corporate social responsibility
We feel responsible to ensure that our entire supply chain operates in an ethical and sustainable way.
Read more
Available on WeBoutique