Roger Dubuis

Excalibur Quatuor CarTech Micro-Melt BioDur CCM®

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Excalibur Quatuor CarTech Micro-Melt BioDur CCM®
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EXCLUSIVE RD101SQ SERIES: A revolutionary approach to compensate the effect of earth’s gravity. The four sprung balances work together and adjust instantly the gravity effects on the movement when the Tourbillon does it in one minute. As of today, Roger Dubuis is still the only maison to be able to master such a complicated calibre.


  • RD101 Quatuor
  • Hand-wound mechanical calibre
  • Power reserve: 40 hours
  • Case: 48mm , Chrome Cobalt Micro-Melt®
  • Limited edition of 8 pieces
  • Stamped with the Poinçon de Genève

hours of manufacturing dedicated to this calibre


BAR - Water Resistance


Limited edition

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.

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The Roger Dubuis Quatuor RD101 caliber symbolises the mechanical magic of one of the most innovative Manufactures of the 21st century.

About this calibre

Technical specifications

Inner & Outer casing

  • ReferenceRDDBEX0571
  • Case size: 48mm
  • Case:Chrome Cobalt Micro-Melt®
  • Dial:Blue and red skeleton dial, 18K white gold hands with red tips
  • Water Resistance:5BAR (50 m)

Strap & Clasp

  • Strap:Blue alligator strap, red stitching
  • Clasp:Titanium, Adjustable folding buckle


  • Quatuor
  • Power reserve: 40 hours
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