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De Bethune DB29 Maxichrono Tourbillon Foto İnceleme
Functions
Hours – minutes – chronograph with 24h counter, 60min and 60s counters – tourbillion with 30-second indication
DB2039 calibre
Movement: mechanical hand-wound movement
Functions: hours – minutes – mono-pusher chronograph with 24-hour, 60-minute and 60-second counters – De Bethune Tourbillon 30′′ silicon/titanium 36,000 A/h
Diameter 30 mm – 410 parts – hand-crafted finishing and decoration – hand-polished steel –
3 columns wheels
De Bethune absolute clutch
Self-regulating twin barrel
Silicon/white gold balance wheel – balance-spring with flat terminal curve De Bethune 30′′ silicon/titanium tourbillon, 36,000 A/h
Silicon escape wheel
Jewelling: 49 jewels
Frequency: 36,000 A/h, Power reserve: 5 days
Case
Round-shaped – 5N rose gold – diameter 46 mm – thickness 11.70 mm
Attachments: cone-shaped lugs
Back: open – sapphire crystal, 1800 Vickers hardness with double anti-reflective treatment – De Bethune tourbillon 30″ silicon/titanium 36,000 vph – chronograph calibre with hand-polished bridges
Display
Dial: silver-toned – the architecture of the dial is constructed on different levels; some are curved to maximize the visibility. From the centre to the periphery: central hours counter – hours inner ring – minutes ring and minutes counter – outer ring with chronograph seconds indication
Hands: 5 curved central hands – hand-polished and flame-blued steel for hours and minutes hands and hours and seconds chronograph indicators – minutes chronograph indicator in rose gold
Strap
Extra-supple alligator leather strap with pin buckle
Price: 270.000 CHF excluding VAT.