DB28 Tourbillon Deadbeat Seconds
Reference:
DB28STTS5PN
The noble traditions of mechanical watchmaking are subtly celebrated and reinterpreted in a contemporary masterpiece imbued with a blend of ancestral know-how and the latest technical and scientific breakthroughs. The DB28 Tourbillon Dead Beat Seconds is nurtured by a horological culture and philosophy that De Bethune share and perpetuate in a resolutely avant-garde manner.
functions
Hours, Minutes, Central Deadbeat Second, 30’’ indicator via the ultra-light De Bethune tourbillon cage and Power reserve at 6 o’clock
display
Dial:
Grained and engraving sterling silver chapter ring bearing Roman numerals and a minute circle with Arabic numerals – Ultra-light De Bethune 30’’ tourbillon in silicon and titanium at 6 o’clock – Power reserve indication at 6 o’clock
Hands:
Hand-polished steel
Grained and engraving sterling silver chapter ring bearing Roman numerals and a minute circle with Arabic numerals – Ultra-light De Bethune 30’’ tourbillon in silicon and titanium at 6 o’clock – Power reserve indication at 6 o’clock
Hands:
Hand-polished steel
case
Mirror-polished grade 5 titanium, platinum bezel – diameter 45 mm – thickness 11,2 mm
Attachments:
Short or long floating lugs in mirror-polished grade 5 titanium, De Bethune Patent (2006)
Glass:
Sapphire crystal, 1800 Vickers hardness with double anti-reflective treatment
Crown at 12 o’clock, setting in two positions
Back:
Closed back in mirror-polished grade 5 titanium
Attachments:
Short or long floating lugs in mirror-polished grade 5 titanium, De Bethune Patent (2006)
Glass:
Sapphire crystal, 1800 Vickers hardness with double anti-reflective treatment
Crown at 12 o’clock, setting in two positions
Back:
Closed back in mirror-polished grade 5 titanium
calibre
DB2119 calibre
Movement:
Mechanical hand-wound
Diameter 30 mm – 333 parts – Black plate and barrel bridge cover adorned with “Côtes De Bethune” – Hand snailed barrels – Frame of the barrel bridge in sandblasted black steel – Hand-polished, chamfered steel parts
- Self-regulating twin barrel, De Bethune Innovation (2004)
- Silicon annular balance encircled by a white gold ring, De Bethune Patent (2010)
- "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)
- De Bethune Deadbeat Second, De Bethune Innovation (2011)
Jewelling:
45 jewels
Frequency:
36,000 vibrations per hour
Power reserve:
4 days
Movement:
Mechanical hand-wound
Diameter 30 mm – 333 parts – Black plate and barrel bridge cover adorned with “Côtes De Bethune” – Hand snailed barrels – Frame of the barrel bridge in sandblasted black steel – Hand-polished, chamfered steel parts
- Self-regulating twin barrel, De Bethune Innovation (2004)
- Silicon annular balance encircled by a white gold ring, De Bethune Patent (2010)
- "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)
- De Bethune Deadbeat Second, De Bethune Innovation (2011)
Jewelling:
45 jewels
Frequency:
36,000 vibrations per hour
Power reserve:
4 days
strap
Extra-supple alligator leather, alligator lining