Roger Dubuis

Excalibur Huracán

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Excalibur Huracán
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The second calibre developped for the partnership with Lamborghini. This new engine offers a 12° angle balance escapement with an automatic winding mechanism displaying a rim‑like rotor. The upper calibre features a strut‑bar designed bridge recalling the ones of the V10 engine of the Lamborghini Huracan super car.



  • RD630 Automatic 12° Balance
  • Self-winding mechanical calibre
  • Power reserve: 60 hours
  • Case: 45mm ,

BAR - Water Resistance


hours of power reserve


components in this calibre

Roger Dubuis RD630 calibre, front 3D image detailled

Automatic 12° Balance

Inspired by the automotive world, the RD630 was developed specifically for the partnership with Lamborghini Squadra Corse.

About this calibre

Technical specifications

Inner & Outer casing

  • ReferenceRDDBEX0748
  • Case size: 45mm
  • Case:
  • Dial:Skeleton dial with black lower flange and Rhodium plated upper flange, Rhodium plated indexes filled with white luminous SLN, 18K black PVD coated gold hands with black transfers and white luminous SLN tips, aluminum grey varnished second hand
  • Water Resistance:5BAR (50 m)

Strap & Clasp

  • Strap:Bi-material strap with black rubber base and grey Alcantara® inlay, black stitching - Quick release system
  • Clasp:Titanium black DLC, adjustable folding buckle - Quick release system


  • Automatic 12° Balance
  • Power reserve: 60 hours
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