De Bethune DB28 Grand Bleu Ref: DB28GSV2AN
A new calibre; water resistance to more than 100 metres; excellent readability including in the darkest depths thanks to ingenious lighting inside the movement and a new photoluminescent blue, a different bezel that rotates this time with the crystal to indicate dive times; a titanium case for a light feel and a rubber strap for convenience; along with a five-day power reserve.
Hours, minutes, seconds, power reserve indication between 9 and 10 o'clock, unidirectional rotating bezel, manual dial.
Satin-brushed grade 5 titanium minutes dial with cut-out arabic numeerals, rotating bezel,= crystal with metallised minutes ring, power-reserve indicator between 9 and 10 o'clock.
Blue titanium hours and minutes hands with polished steel insert and second blued steel insert, luminescent tip - polished steel seconds hand with luminscent tip.
Black zirconium case middle with "microlight" decoration, brushed and polished grade 5 titanium caseback and bezel - diameter 44mm - thickness 12.8mm. FLoating lugs in brushed grade 5 titanium, De Bethune patent (2006)
Sapphire crystal, 1800 vickers hardness with double anti-reflective treatment. crown at 12'o'clock, setting in two positions.
Open in brushed grade 5 titanium.
Mechanical Hand-wound. Diameter 30mm - 400 Parts - Mirror-polished grade 5 titanium motion-work bridge - plate and barrel bridge covers in hand-smoothed grade 5 titanium and adorned with "microlight engraving" De Bethune innovation (2007) - Hand-snailed barrels - Hand-polished, flame-blued and chamfered steel parts. 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. Triple pare-chute shock absorbing system, De Bethune innovation (2005). Dial lighting produced by an entirely mechanical means working on the dynamo principle powered by a twin barrel and manually controlled via a pusher, De Bethune innovation (2019).
28,8000 vibrations per hour
Natural rubber strap + 1 canvas / leather strap. Buckle: Folding clasp in brushed grade 5 titanium.
OSTER JEWELERS IS A DE BETHUNE AUTHORIZED RETAIL PARTNER
De Bethune DB28 Grand Bleu Ref: DB28GSV2AN is available to order.
We are an authorized dealer, purchasing online is unavailable at this time. Some items are available immediately. Orders may vary in time length. Please email us or phone with any questions. If you would like to speak with a consultant during business hours, phone: 303-572-1111* Fields are Required