Explore models fitted with this calibre
Skeleton flying tourbillon | RD505SQ


Skeleton flying tourbillon
Automatic skeleton watch with micro-rotor | RD820SQ


Automatic skeleton watch with micro-rotor
Skeleton double flying tourbillon | RD01SQ


Skeleton double flying tourbillon

The first automatic skeleton watch of Roger Dubuis movement with micro‑rotor


Roger Dubuis proudly introduces the first automatic skeleton watch to emerge from the Manufacture. All faces of the 167 parts composing the self-winding RD820SQ movement are individually hand-finished.

530 hours of manufacturing, including 170 hours devoted to the Poinçon de Genève.

Poinçon de Genève

The ultimate guarantee of the finest traditional watchmaking. Roger Dubuis makes it a priority, when producing this timepiece, to follow only the most demanding & strictest criteria for quality and craftsmanship.

Learn more

Technical specifications


  • Type: Self-winding mechanical calibre
  • Function: Automatic skeleton watch with micro-rotor
  • Power reserve: 60


  • Skeleton calibre with skeleted micro-rotor
  • Charcoal grey rhodium-plated
  • Circular-grained plate
  • Poinçon de Genève finishings


  • Reference: RD820SQ
  • Components: 167
  • Jewels: 35
  • Diameter: 16
  • Thickness: 6.38 mm
  • Frequency: 4 Hz (28'800 vph)

Discover models fitted with this calibre

Exclusive Roger Dubuis creations with RD820SQ calibre

Discover All
Share this watch
Share this news
Frequent searches
Contact our concierge
Receive a callback
Make an appointment
Locate a boutique