The Titanium Field Guide

Roger Dubuis Diabolus In Machina Black DLC Titanium 45mm (blue dial)

RDDBEX1133

The Roger Dubuis Diabolus In Machina Black DLC Titanium 45mm (blue dial) is a current-production watch with a grade 5 titanium case, finished with black dlc titanium. It is priced well above the $1,425 median across the guide. The caseback is open, so the movement is visible.

All Roger Dubuis watchesWatch other watchesUnder 11 mm thickGrade 5 titaniumDisplay back
Price
$681,500
Material
Titanium
Grade / type
Grade 5
Water resistance
50 m
Reference
RDDBEX1133
Type
Other
Case diameter
45.0 mm
Thickness
10 mm
Origin
Switzerland
Movement
Manual minute repeater
Caliber
Roger Dubuis RD107
Power reserve
60 h
Complications
Minute repeater
Colour
Black
Surface treatment
Black DLC titanium
Finish technology
DLC
Caseback
Titanium
Nickel-free
Unconfirmed (bracelet, strap, or clasp hardware not confirmed)
Bracelet / strap
Leather strap
Crystal
Sapphire
Display back
Yes
Dial
Blue double surface flange, satin-brushed, with engraved minute track and transferred texts, polished and Rhodium plated hour markers with Super-LumiNova in the center
Dial colours
Silver Blue
Availability
Offered
Status
Current
Not published
Lug-to-lug, Weight, Hardness, Construction, Matching bracelet, Lume
High confidence Verified Sep 2026 Source: Roger Dubuis (maker)
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Frequently asked questions

What is the case material of the Roger Dubuis Diabolus In Machina Black DLC Titanium 45mm (blue dial)?

The Roger Dubuis Diabolus In Machina Black DLC Titanium 45mm (blue dial) has a grade 5 titanium case with a titanium caseback. This is confirmed against the maker spec.

What size is the Roger Dubuis Diabolus In Machina Black DLC Titanium 45mm (blue dial)?

It is 45.0 mm in diameter, 10 mm thick, and water resistant to 50 m.

How much does the Roger Dubuis Diabolus In Machina Black DLC Titanium 45mm (blue dial) cost, and is it available?

It is current-production and lists from $681,500.

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