De Bethune DB25 World Traveller

    De Bethune presents the DB25 World Traveller, an intelligent watch featuring a second time zone and world time expressed with a mysterious display. The exceptional ease of use and convenient systems for setting and display make this timepiece a world première.

    Functions : Hours, minutes, second time zone (gmt), world time, day/night indicator, jumping date
    Dial : Champagne-toned curved date ring – silver curved hour ring – silver 24h sub-dial – champagne-toned city disc rim with polished and blued markers – silver city disc with concentric microlight decoration, de bethune invention (2007) – day/night indicator in rose gold 5n and blued steel of the microsphere
    Hands : Curved in hand-polished flame-blued steel
    Case : White gold – diameter 45 mm – thickness 13,7 mm
    Attachments : integrated, hollowed lugs
    Glass : Sapphire crystal, 1800 vickers hardness with double anti-reflective treatmen crown at 3 o’clock, setting in three positions
    Back : Open back in polished white gold sapphire crystal (1800 vickers hardness) with double anti-reflective coating
    Movement : Mechanical hand-wound diameter 30 mm – 455 parts – curved mirror-polished steel plate cover – steel barrel bridge cover, mirror-polished and adorned with “côtes de bethune” enhanced with microlight decoration in its center – de bethune innovation 2016 – hand-polished, 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 - microsphere day/night indicator in rose gold and blued steel similar decoration technic of the spherical moon phase, de bethune patent (2004) - triple pare-chute shock-absorbing system, de bethune innovation (2005)
    Jewelling : 38 jewels
    Frequency : 28,800 vibrations per hour
    Power reserve : 5 days
    Strap : Extra-supple alligator leather, alligator lining