A sea of blued titanium: a high-frequency tourbillon and the comfort of a mirror-polished titanium DB28 case. Mesmerising design dedicated to contemporary precision.
Functions
Hours, Minutes, 30” indicator Ultra-light De Bethune Tourbillon Cage at 6 o’clock
Case
Material
Polished grade 5 titanium
Diameter
38.7 mm
Thickness
8 mm
LugS
Polished grade 5 titanium floating lugs – De Bethune Patent (2006)
Crystal
Sapphire crystal (1800 Vickers hardness), with double anti-reflective coating
Case Back
Screwed case back polished titanium with double anti-reflective coating
Calibre DB2009V7
TYPE
Mechanical hand-wound movement
POWER RESERVE
5 days, ensured by a self-regulating twin barrel, De Bethune Innovation (2004)
Technical features
- Titanium balance wheel with white gold inserts, optimised for temperature differences and air penetration , De Bethune Patent (2016)
- “De Bethune” balance-spring with flat terminal curve, De Bethune Patent (2006)
- Silicon escape wheel
- Ultra-light De Bethune 30’’ tourbillon in silicon and titanium De Bethune Innovation (2008)
Display
DIAL
- Titanium hour ring with blued microlight decoration and
polished hour markers - Blued grade 5 circular satin titanium minutes and seconds ring
- Barrel bridge cover and triangular central bridge in blued grade 5 titanium with random guilloché and drawn chamfered contours
HANDS
Polished titanium hands
Specifications
Watch
Case
Material
Polished grade 5
Diameter
38.7 mm
Thickness
8 mm
Lugs
Polished grade 5 titanium floating lugs – De Bethune Patent (2006)
Crystal
Sapphire crystal (1800 Vickers hardness), with double anti-reflective coating
Case back
Screwed case back in polished titanium with double anti-reflective coating
Display
Dial
Titanium hour ring with blued microlight decoration and
polished hour markers
Blued grade 5 circular satin titanium minutes and seconds ring
Barrel bridge cover and triangular central bridge in blued grade 5 titanium with random guilloché and drawn chamfered contours
Hands
Polished titanium hands
Calibre
TYPE
Mechanical hand-wound movement
POWER RESERVE
5 days, ensured by a self-regulating twin barrel, De Bethune Innovation (2004)
Number of parts
239
Jewelling
33 jewels
Diameter
30 mm
Frequency
36’000 vibrations per hour
Adornment
- Hand-crafted finishing and decoration
Technical features
- Titanium balance wheel with white gold inserts, optimised for temperature differences and air penetration , De Bethune Patent (2016)
- “De Bethune” balance-spring with flat terminal curve, De Bethune Patent (2006)
- Silicon escape wheel
- Ultra-light De Bethune 30’’ tourbillon in silicon and titanium De Bethune Innovation (2008)
Resources
Technical Description
Similar models
DB28XS
Dark Sand
DB28XS
Yellow tones
DB28XS
Kind of Blue Tourbillon
DB28XS
Starry Seas
DB28XS
Steel Wheels
Contact
For any questions, our
team is at your disposal
We are pleased to welcome you to our lounges, thoughtfully designed to immerse you in the heart of the De Bethune universe. More than just spaces for exhibition, each visit offers an invitation to explore and connect. Take the time to admire our collections, engage in conversations about watchmaking, and enjoy a moment of refinement, where every detail is crafted to inspire your passion and enhance your experience.