Technical specifications

The Blackstream Triple Complication GMT3 is really strong in its shapes and colours. The black and streamlined design comes from the aviation world and the lower hours counter immediately plunges us into the cockpit of a plan

  • limited edition
    250
    case
    Material 
    Grade 5 Titanium and blackened PVD parts

    Diameter / Dimension
    44 mm

    Case back 
    Sapphire crystal, secured with screws
  • Calibre
    Movement 
    Mechanical self-winding movement

    Functions 
    Hours, minutes, GMT, Day & Night, Dissociated date

    Power reserve 
    42 hours

    Vibrations 
    28,800 Vph

    Balance 
    3-armed, made in Glucydur

    Jewelling 
    21
  • Dial
    Black velvet colour tone with refined sunray pattern. Applied rhodium plated roman numerals. Two “radiator-grilles”. Night & Day display with a yellow sun and blue starlit night sky. Applied DeWitt signature at 6 o’clock. 
    Wristband
    Mat black rubber with special DeWitt “imperial columns” pattern or mat black Alligator leather
    Water-resistance
    50 metres