DB28
XP Steel Wheels Tourbillon
De Bethune launches today the DB28XP Steel Wheels Tourbillon. A constant evolution of De Bethune creations in their most contemporary form. The architecture and technicality of the DB28 Steel Wheels Tourbillon movement revealed in the DB28XP's extra-flat titanium case. A limited edition of 10 pieces only.
Hours, Minutes, 30’’ indicator via the ultra-light De Bethune tourbillon cage at 6 o’clock, power reserve on the back
Dial: Hour ring in titanium with blued microlight decoration and polished hour markers. Minute ring and 30-second dial in circular satin-finished titanium. Barrel bridge with polished beveling and blued microlight decoration. Polished titanium triangular central bridge. Polished titanium dial base
Hands: Polished titanium hands
Polished grade 5 titanium with “microlight” case middle – diameter 43 mm – thickness 9,1 mm
Attachments:
Polished grade 5 titanium floating lugs , De Bethune Patent (2006)
Glass:
Sapphire crystal, 1800 Vickers hardness with double anti-reflective treatment
Back:
Screwed case back in polished titanium and open on a linear power reserve indicator
DB2009V6 calibre
Movement:
Mechanical hand-wound
Diameter 30 mm – 275 parts – Hand-crafted finishing and decoration – Barrels adorned with snailing, featuring blued microlight titanium inserts and polished blued beveling
- Self-regulating twin barrel, De Bethune Innovation (2004)
- Titanium balance wheel with white gold inserts, 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 titanium, De Bethune Innovation (2008)
Jewelling:
40 jewels
Frequency:
36,000 vibrations per hour
Power reserve:
5 days
Extra-supple alligator leather, alligator lining