Roger Dubuis

Excalibur Automatic calibre

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Excalibur Automatic calibre
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Displayed in titanium black DLC set with 48 white diamonds (1.00 ct) and accesorized with a high end white alligator strap, this astonishing Timepiece shows a great and balanced contrast between a feminine and sporty look.


  • RD830 Automatic caliber with date
  • Self-winding mechanical calibre
  • Power reserve: 48 hours
  • Case: 36mm , Black DLC Titanium Titanium
  • Limited edition of 88 pieces

BAR - Water Resistance


hours of power reserve


Limited edition

Label 88

Quality is not a compromise. Roger Dubuis makes it a priority in developing and implementing a strict quality control process composed of 88 tests. Those quality tests follow the most demanding and strictest criteria for quality and craftsmanship.

Automatic caliber with date

The latest‑generation, self‑winding mechanical movements.

About this calibre

Technical specifications

Inner & Outer casing

  • ReferenceRDDBEX0594
  • Case size: 36mm
  • Case:Black DLC Titanium Titanium
  • Dial:White lacquered dial, black roman numerals, 18K white gold dauphine hands
  • Water Resistance:5BAR (50 m)

Strap & Clasp

  • Strap:White alligator strap
  • Clasp:Titanium black DLC, Adjustable folding buckle


  • Automatic caliber with date
  • Power reserve: 48 hours
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