Technical specifications

Limited to 99 pieces, the Academia Grand Tourbillon watch combines the very best of traditional craftsmanship with the technical and aesthetic innovation that is characteristic of all watch designs by Jérôme de Witt.

  • limited edition
    99
    case
    Material 
    18-carat rose gold

    Diameter / Dimension 
    46 mm

    Case back 
    Open back, sapphire crystal with safety screws
  • Calibre
    Movement 
    Mechanical manually-wound movement integrating a Tourbillon manufactured by DeWitt

    Functions 
    Jumping hours at 9 o’clock, jumping minutes at 12 hours, disc date with corrector at 8 o’clock, day/night display

    Power reserve 
    65 hours

    Vibrations 
    18,000 vph

    Balance 
    Variable-inertia balance

    Jewels 
    32

    Number of components
    327


  • Dial
    Green lacquer with silvered grid and circles, minute counter with black railtrack, hour counter with Roman numerals and indices in rose gold colour tone, date display in rose gold colour tone
    Wristband
    Alligator
    Water-resistance
    30 metres