DB17
The DB17 watch is the result of the evolution of the DB15. This original watch is distinguished by a new guilloche dial and new hands that give it an additional and striking dimension.
Hours, minutes, date at 6 o’clock. Perpetual calendar indicating days at 9 o’clock, months at 3 o’clock. De Bethune spherical moon phase and leap year indicator subdial at 12 o’clock.
Hands
Hand-polished and flamed blued steel or rose gold hands.
Dial
Silver-toned or anthracite guilloche gold dial composed of four gold parts, with an aperture indicating days of the week and months, subdial indicating days of the month at 6 o’clock.
De Bethune spherical moon phase indicator and leap year on a star-studded sky in flame blued steel at 12 o’clock.
Platinum, diameter:43.4mm-thickness: 12mm.
Attachments
Cone-shapes lugs
Glass
Sapphire crystal with double anti-reflective coating (1800 Vickers).
Back
Open case back with sapphire crystal with double anti-reflective coating (1800 Vickers).
DB2005 Caliber
Movement
Mechanical hand-wound movement.
Diameter 30mm – 348 components-hand-decorated with circular grained – snailed, chamfered and polished steel parts – Côtes De Bethune.
Self-regulating twin barrel-De Bethune Innovation (2004)
Titanium/platinum balance – De Bethune Patent (2005)
Balance-spring with flat terminal curve – De Bethune Patent (2006)
Triple pare-chute shock-absorbing system – De Bethune Innovation (2005)
Spherical moon phase indication accurate to a degree of one lunar day every 122 years – De Bethune Patent (2004)
Jewelling
27 jewels
Frequency
28’800 vibration/hour
Power Reserve
5 days
Extra-supple alligator leather, alligator lining
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