The Titanium Field Guide

Roger Dubuis Excalibur Monotourbillon 42mm (dark grey DLC titanium)

RDDBEX0889

The Roger Dubuis Excalibur Monotourbillon 42mm (dark grey DLC titanium) is a current-production watch with a grade 5 titanium case, finished with dark grey dlc titanium. It is priced well above the $1,425 median across the guide. It ships on a matching titanium bracelet rather than a strap.

All Roger Dubuis watchesWatch other watchesUnder 11 mm thickGrade 5 titaniumOn a titanium braceletTourbillonDisplay back
Price
$167,500
Material
Titanium
Grade / type
Grade 5
Water resistance
100 m
Reference
RDDBEX0889
Type
Other
Case diameter
42.0 mm
Thickness
6.9 mm
Origin
Switzerland
Movement
Manual skeleton tourbillon
Caliber
Roger Dubuis RD512SQ
Power reserve
72 h
Complications
Tourbillon
Colour
Grey
Surface treatment
Dark grey DLC titanium
Finish technology
DLC
Caseback
Titanium
Nickel-free
Unconfirmed (clasp or buckle material not confirmed)
Bracelet / strap
Titanium bracelet (interchangeable)
Matching bracelet
Standard
Crystal
Sapphire
Display back
Yes
Dial
Dark grey double surface flange with engraved minute track and transferred texts, polished and Rhodium plated hour markers with Super-LumiNova in the center
Dial colours
Silver Grey
Availability
Offered
Status
Current
Not published
Lug-to-lug, Weight, Hardness, Construction, Lume
High confidence Verified Sep 2026 Source: Roger Dubuis (maker)
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Alternatives to the Roger Dubuis Excalibur Monotourbillon 42mm (dark grey DLC titanium)

Moritz GrossmannTourbillon Titanium$193,37044.5 mm13.9 mm thickOthersame category · same style · shared complications · similar priceGirard-Perregaux Neo-Tourbillon with Three Bridges Skeleton (Titanium)Girard-PerregauxNeo-Tourbillon with Three Bridges Skeleton (Titanium)$175,00045.0 mm15.85 mm thickOthersame category · same style · shared complications · similar priceLederer Inverto Titanium 39mmLedererInverto Titanium 39mm$189,47939.0 mm10.5 mm thickOthersame category · same style · similar price · similar sizeGirard-Perregaux Neo Constant Escapement (Titanium)Girard-PerregauxNeo Constant Escapement (Titanium)$105,00045.0 mmOthersame category · same style · similar price · similar sizeDavid Candaux DC12 MaveriKDavid CandauxDC12 MaveriK$122,16439.5 mm11.7 mm thick47.8 gOthersame category · same style · similar price · similar sizeGirard-Perregaux Cosmos (Titanium)Girard-PerregauxCosmos (Titanium)$238,70047.0 mm22.2 mm thickOthersame category · same style · shared complications · similar price

More watches from Roger Dubuis

Roger Dubuis Excalibur Titanium MonotourbillonRoger DubuisExcalibur Titanium Monotourbillon$167,50042.0 mm12.62 mm thickOther
Roger DubuisExcalibur Monobalancier 42mm (titanium)$75,00042.0 mmOther
Roger DubuisExcalibur Monobalancier 42mm (black DLC titanium)$73,50042.0 mmOther
Roger DubuisExcalibur 45 Automatic Skeleton (titanium)–45.0 mmOther
Roger DubuisExcalibur Spider Flying Tourbillon (titanium DLC)–45.0 mmOther
Roger DubuisExcalibur Spider Huracan (titanium)$58,00045.0 mmOther

Frequently asked questions

What is the case material of the Roger Dubuis Excalibur Monotourbillon 42mm (dark grey DLC titanium)?

The Roger Dubuis Excalibur Monotourbillon 42mm (dark grey DLC titanium) has a grade 5 titanium case with a titanium caseback. This is confirmed against the maker spec.

What size is the Roger Dubuis Excalibur Monotourbillon 42mm (dark grey DLC titanium)?

It is 42.0 mm in diameter, 6.9 mm thick, and water resistant to 100 m.

How much does the Roger Dubuis Excalibur Monotourbillon 42mm (dark grey DLC titanium) cost, and is it available?

It is current-production and lists from $167,500.

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