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.
Ref: DB28GSV2AN
FUNCTIONS:
Hours, minutes, seconds, power reserve indication between 9 and 10 o'clock, unidirectional rotating bezel, manual dial.
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.
HANDS:
Blue titanium hours and minutes hands with polished steel insert and second blued steel insert, luminescent tip - polished steel seconds hand with luminscent tip.
CASE:
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)
GLASS:
Sapphire crystal, 1800 vickers hardness with double anti-reflective treatment. crown at 12'o'clock, setting in two positions.
BACK:
Open in brushed grade 5 titanium.
WATER RESISTANCE:
10ATM
CALIBRE:
DB2080 Calibre
MOVEMENT:
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).
JEWELLING:
35 jewels
FREQUENCY:
28,8000 vibrations per hour
POWER RESERVE:
5 Days
STRAP:
Natural rubber strap + 1 canvas / leather strap. Buckle: Folding clasp in brushed grade 5 titanium.
OSTER JEWELERS IS A DE BETHUNE AUTHORIZED RETAIL PARTNER
Brand | De Bethune |