Advanced hand-wound caliber used in the DB28 collection, particularly the ultra-thin DB28XP. Features De Bethune's signature innovations including self-regulating twin barrels providing 6-day power reserve, titanium balance wheel with white gold inserts (patented 2016), De Bethune balance spring with flat terminal curve (patented 2006), silicon escape wheel, and triple pare-chute shock-absorbing system (innovation 2005). Multiple versions exist (V6, V7, V11, V12) with varying component counts (194-293 parts) depending on complications and finishing. Hand-crafted finishing includes microlight decoration centered on the visible balance wheel.
Movement Type
Manual Wind
Jewel Count
36 jewels
Power Reserve
144h
Frequency
28,800 vph (8 Hz)
Diameter
30mm
Display Type
Analog
Shock Protection
Triple Pare-Chute
BRAND
De BethuneTYPE
Manual WindSTATUS
In ProductionMANUFACTURE
In-houseLAUNCH YEAR
2010COUNTRY
SwitzerlandALSO KNOWN AS